Rhetorical Devices: 8 Effective Tools for Powerful Prose

October 02, 2019 | 6 min read

Rhetorical devices — which you might hear being referred to as persuasive devices or rhetoric — are commonly used by politicians when they’re trying to encourage you to vote for them in elections. However, rhetoric doesn’t just belong in the political arena. You find rhetorical devices being used in sales pitches and novels in equal measure.

If rhetoric is about persuading you about something (or to do something), why would it be useful in novels? After all, you’re not trying to persuade people when you’re writing a novel...or are you?

In fact, you are. Writing a novel is about persuading your readers to keep reading, convincing them that your story is worth finishing, that your characters and plot-line are worthy of their attention. There’s power to be found when you can harness rhetorical devices in your writing!

Types of Rhetorical Devices — Plus Examples of How They’re Used

Rhetoric was something that the Ancient Greeks identified — so the types of rhetorical devices have some pretty quirky names. The Ancient Greeks split rhetoric into four categories, according to how the devices are designed to appeal to people:

  • Logos —an appeal to logic (otherwise known as reason), which tends to use facts and statements
  • Ethos —an appeal to ethics (or establishing credibility) so as to be taken seriously as an authority
  • Kairos —an appeal to time (or convincing a person that now is the time for a particular action or belief or idea)
  • Pathos —an appeal to emotion — such as invoking sympathy or inciting anger

Some rhetorical devices fit into more than one category, however, so categorizing them isn’t as important as knowing how to best use them in your writing!

There are hundreds of rhetorical devices. Some of them you may have heard of —- others you almost certainly won’t have! Don’t worry, I’m not going to bore you with a full list of them. Instead, I’ve selected my personal top eight rhetorical devices that add the power of persuasion to your writing.

1. Anacoluthon

This is a rhetorical device that forces readers to challenge their assumptions. The Ancient Greeks saw it as a means of forcing people to think more deeply about a topic, often during a debate, but it’s just as effective in fiction. A classic example can be found at the very beginning of Kafka’s Metamorphosis:

When Gregor Samsa woke up one morning from unsettling dreams, he found himself changed in his bed into a monstrous vermin.”

2. Accismus

Have you ever pretended that you didn’t want something — or even refused to accept — something that you really want? Feigning indifference to something that you desire is called accismus. An example of this can be found in Aesop's fable of the fox and grapes:

“Driven by hunger, a fox tried to reach some grapes hanging high on the vine but was unable to, although he leaped with all his strength. As he went away, the fox remarked 'Oh, you aren't even ripe yet! I don't need any sour grapes.' People who speak disparagingly of things that they cannot attain would do well to apply this story to themselves.” —Aesop’s Fables

3. Aposiopesis

This rhetorical device is the literary version of trailing off without finishing your sentence to leave listeners (or, in the case of novels, readers) guessing what you were going to finish with. It can get frustrating if you use it too much, though! Shakespeare, in particular, was quite fond of it:

“This is the hag, when maids lie on their backs,

That presses them and learns them first to bear,

Making them women of good carriage:

This is she—”

  • Romeo & Juliet,William Shakespeare

4. Bdelygmia

Don’t ask me how to pronounce this one — it makes me think that whoever translated this from the Greek got bored and started stringing letters together, or was hitting the medicinal wine a bit too hard. And, ironically, that last sentence is an example of the device in action! Bdelygmia is simply a stupid word to describe a rhetorical insult. Understandably, Dr. Seuss loved it almost as much as I do:

"You're a foul one, Mr. Grinch, You're a nasty wasty skunk, Your heart is full of unwashed socks, your soul is full of gunk, Mr. Grinch. The three words that best describe you are as follows, and I quote, ‘Stink, stank, stunk!’"

  • How the Grinch Stole Christmas, Seuss

5. Asterismos

Hey, this rhetorical device is a simple matter of inserting an attention-grabbing word or exclamation point at the beginning of a phrase — with no purpose other than to grab attention. (You see what I did there? Did it grab your attention?)

It keeps your readers focused on the page, and it’s used a lot in Moby Dick:

“Book! You lie there; the fact is, you books must know your places. You'll do to give us the bare words and facts, but we come in to supply the thoughts.”

  • Moby Dick,Herman Melville

6. Anadiplosis

If you want to convince your readers that the logic of what you (or your characters) are saying is flawless, then anadiplosis is the technique you should be using. It uses the same word at the start of one sentence as was at the end of the previous sentence. It creates a kind of chain of thought that guides your reader to concluding that you’re right. For all the Star Wars fans out there, here’s a perfect example:

Fear leads to anger. Anger leads to hate. Hate leads to suffering.”

  • Star Wars: The Empire Strikes Back.

7. Zeugma

Want to make sure your readers are paying attention to every word you write? Throw in a little zeugma. This rhetorical device is where you create a list out of things that you wouldn’t commonly put together, following a word or phrase that can apply to all items on the list, but in different ways. In the examples, below, the word/phrase that precedes the list is underlined:

Miss Bolo…went home in a flood of tears and a sedan chair.

  • Pickwick Papers, Charles Dickens, “

He carried a strobe light and the responsibility for the lives of his men.

  • The Things They Carried, Tim O’Brien

In the Dickens example, Miss Bolo’s distress is juxtaposed with her mode of transport — both of which she could go home in. Likewise, O’Brien uses zeugma to juxtapose something that can be physically carried with something that is non-literal in nature.

8. Cacophony

The rhetorical equivalent of banging pots and pans together outside your roommate’s door at 4 in the morning, cacophony is when you deliberately put words together that sound really bad in close proximity to one another. Why would anyone want to do that? Well, ask Lewis Carroll, because he went to the trouble of literally inventing words to create a particularly bad Cacophony. It works — just look:

“’Twas brillig, and the slithy toves

Did gyre and gimble in the wabe:

All mimsy were the borogoves,

And the mome raths outgrabe.”

  • Jabberwocky, Lewis Carroll

Why You Should Embrace the Art of Rhetoric

Do you want your readers to be unable to put your book down? Yes? Then that’s the only reason you should ever need to embrace the art of rhetoric. However, if you need more convincing (really, having your readers glued to your book isn’t enough?) then some other great reasons include…

No, really, I’m not going to give you any more reasons. You don’t need them. What you do need is a bunch of rhetorical tools in your writer’s toolbox. I’ve only given you eight here, but there are hundreds of them. Go and hit up your old friend Google and compile yourself a list of the tools that you’d like to try out — and then try them out!

Thankfully, you don’t have to be able to spell or pronounce rhetorical devices in order to be able to use them. Some devices will work better in some types of writing than others, and some may not work for you at all. However, the only way to find out is to try them… so what are you waiting for? Go! Put pen on paper (or fingers on Freewrite keys) and discover the art of rhetorical writing.

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Right now, the choice for a writer to use artificial intelligence (AI) or not has been largely a personal one. Some view it as a killer of creativity, while others see it as an endless well of inspiration.

But what if, in the future, your choice had larger implications on the state of literature as a whole?

This is the question that’s being raised from a new study by the University of Exeter Business School: If you could use AI to improve your own writing, at the expense of the overall literary experience, would you?

Let’s explore some context before you answer.

The Set Up

The 2024 study recruited 293 writers to write an eight-sentence “micro” story. The participants were split into three groups:

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Then, 600 evaluators judged how creative these short stories were. The results confirmed a widely accepted idea but also offered a few surprising findings.

Prompts from AI Can Jumpstart the Creative Process

Right off the bat, the reviewers rated the AI-guided stories as being more original, better written, and more enjoyable to read. (Interesting to note that they did not find them funnier than the fully human-inspired stories.)

This actually isn’t that surprising. Most writers know the “blank page dread” at the beginning of a project. Even as I write this, I can’t help but wonder, “If I had been tasked with writing an eight-sentence story, what the heck would I have written about?”

Many writers share this sense of needing to pick the “right” story to tell. And that uniquely human concept of perfectionism can end up actually inhibiting our creative process.

A prompt, then, can help us quickly clear this mental hurdle. To test this, I’ll give you one, courtesy of ChatGPT: “Write a story about a teenager who discovers a mysterious journal that reveals hidden secrets about their town, leading them on an unexpected adventure to uncover the truth.”

Can you feel your creative juices flowing already?

Since its release, AI has been celebrated for its ability to assist in idea generation; and this study confirms how effective using artificial intelligence in this way can be for writers — some, it seems, more than others.

AI-Generated Ideas Helped Less Creative Writers More

It doesn’t feel great to judge a writer’s creative prowess, but for this study, researchers needed to do just that. Prior to writing their short stories, the writers took a test to measure their creativity.

Researchers found that those considered less creative did substantially better when given AI-generated ideas — to the point where getting the full five ideas from AI “effectively equalizes the creativity scores across less and more creative writers.”

This isn’t the case just for writing. Another study by the National Science Foundation Graduate Research Fellowship WZ also found that AI tools most benefit employees with weaker skills.

So is AI leveling the playing field between okay and great writers? It seems it may be. But before we lament, there’s one more finding that proves using AI isn’t all perks.

AI-Aided Stories Were More Similar — And Needed to Be Credited

The researchers took a step back to look at all the AI-supported stories collectively. And what did they find?

The AI-assisted stories were more similar as a whole, compared to the fully human-written stories.

Additionally, when reviewers were told that a story was enhanced by an AI idea, they “imposed an ownership penalty of at least 25%,” even indicating that “the content creators, on which the models were based, should be compensated.”

This leads us to that all-important question about AI-assisted work: who owns the content?

According to Originality.AI, an AI and plagiarism detector, “When there’s a combination of AI and human-generated elements, the human elements may receive copyright protection if they meet the requirements.”

So right now, if a writer uses AI to generate ideas — but writes the content themselves — they retain rights to the work.

However, Originality.AI even admits that “the legal system is having a hard time keeping up” with the rapid adoption of artificial intelligence. Time will only tell what AI regulations will look like in a few years.

What Does an AI-Assisted Literary Future Look Like?

The researchers from the University of Exeter Business School study raise an interesting point about what the future landscape for writers may look like. If droves of authors begin using AI to come up with ideas, we may end up with a lot of well-written yet dime-a-dozen stories.

So will human beings choose the easier, but less diverse, path? Or will we stick to fighting through writer’s block armed with nothing but our own brain?

Or, a third option: can we somehow learn to harness AI to supercharge our writing process without sacrificing the wholly unique creativity that infuses human creation?

That’s one question that even ChatGPT can’t answer.

Editor's Note: Artificial intelligence may have already transformed writing, but that doesn't mean you shouldn't be in control of your own words. Read Astrohaus Founder Adam Leeb's statement on AI and privacy.

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