Words That Sound Like AI: Overused Essay Words and Better Alternatives
Short answer
Words such as delve, tapestry, multifaceted, pivotal, underscore, realm, landscape, foster and testament are commonly associated with AI-written essays because they are abstract, grand and used with little precision. No single word makes a text AI-written. What matters is density and genericness, so replace these words with the plain, specific ones you would naturally use.
Key points
- One word never makes a text AI-written. A detector looks at overall patterns, not a banned list.
- The problem words are usually grand and abstract, and they stand in for a specific claim you have not made yet.
- Replace them with concrete verbs and nouns: examine instead of delve into, role instead of pivotal role, evidence instead of testament.
- Search your draft for these words, and keep any that you would honestly say aloud and that fit the meaning.
- Do not swap in rarer synonyms. In our tests, AI text with synonym substitution was still labelled "Likely AI" 74% of the time.
One word never makes a text AI
Lists of AI words circulate widely, and they are partly true: language models do favour certain polished, abstract words. But humans use every word on those lists, and good writers use them well. A detector does not reject an essay because it contains "crucial".
What gives a text away is the combination: many grand words in a short space, attached to claims that are never made specific. Treat the lists below as a prompt to ask, for each word, what exactly you mean.
Verbs and adjectives that inflate the sentence
These words sound academic but often add nothing. Each has a plainer replacement.
- delve into: sounds dramatic. Try examine, look at, test or ask.
- underscore, highlight, showcase: usually mean show. Say "shows" and then what it shows.
- foster: try encourage, build, support, or name the mechanism.
- navigate: unless you mean a route, try handle, work through or cope with.
- leverage, utilise: try use.
- pivotal, crucial, vital: say what depends on it. "The decision decided the outcome" is stronger than "a pivotal decision".
- robust: try strong, reliable, or give the test it passed.
- seamless: try smooth, or describe what no longer breaks.
- comprehensive: try full, or list what is covered.
Grand nouns and metaphors
Another group of words works as decoration. They give a sentence an air of importance while saying very little.
- tapestry: try mix, combination, or name the parts.
- realm, landscape, arena, sphere: try field, area, market, or the exact subject.
- testament to: try shows, is evidence that, or reflects.
- journey: use only if there is a real route. Otherwise say process, years or steps.
- beacon, cornerstone, linchpin: try the plain claim, such as "the main reason".
- multifaceted, intricate, nuanced: say what the facets are or what makes it complicated.
- paradigm shift, game-changer: describe the change and who it changed things for.
Before and after: swap the word, then the claim
Replacing a word is a start. The better edit is to replace the empty claim behind it.
Reads like AIThis study delves into the multifaceted landscape of urban transport.
Reads like youThis study compares bus, cycling and tram use in three mid-sized cities between 2015 and 2023.
Reads like AIThe 1968 strike stands as a testament to the pivotal role of workers in shaping policy.
Reads like youThe 1968 strike forced the government to withdraw the pay cap within six weeks.
Reads like AITeachers must navigate the intricate challenges of fostering a robust learning environment.
Reads like youTeachers have to manage mixed ability levels in one class while keeping every student talking.
How to audit your own draft
You can do this in ten minutes with the search function of your word processor. The aim is not to delete every listed word but to notice where you used a big word because you had no precise one.
- Search for each word on the lists above and count how many appear in a page. Two or three in a long essay is ordinary. Several in one paragraph is a sign.
- For each hit, finish the sentence "What I mean is..." and write that instead.
- Keep a word if it is exact, and you would use it in a seminar.
- Do not replace a flagged word with a rarer one. A thesaurus makes the text more unusual but not more specific.
- Read the paragraph aloud after editing. If you would not say it, rewrite it.
Check what the detector actually highlights
Run the revised text through a sentence-level detector. AITurnitin highlights the sentences that read most like AI and gives no verdict under 50 words. Look at the highlighted sentences, not only the word list. They usually combine several grand words with no concrete claim.
Remember that a detector score is an estimate. Plain, specific rewriting is the reliable fix. Shortcuts such as rewriting tools marketed as humanizers did not work reliably in our tests: AI text processed by them was still labelled "Likely AI" 59.5% of the time.
Frequently asked questions
Which words does AI overuse in essays?
Commonly cited examples are delve, tapestry, multifaceted, pivotal, underscore, realm, landscape, navigate, foster, crucial, robust, seamless, intricate and testament. They are abstract and grand, and they often replace a specific claim.
Will using the word delve get me flagged?
Not by itself. A detector reads overall patterns, and one word is a very weak signal. Many human writers use it. The issue is a high density of such words with little concrete content.
Should I delete every word from the AI word lists?
No. Keep a word when it is the exact one and you would naturally say it. Replace it when you used it to sound academic or because you had no specific claim.
Do synonyms or a thesaurus lower my AI score?
Rarely. In our tests, AI text with synonym swapping was still labelled "Likely AI" 74% of the time. Changing the claim to something specific works better than changing the word.
Why do AI chatbots use these words so much?
Language models tend to choose polished, safe, high-register wording that fits many contexts. Those words appear in a lot of formal text, so they become the default when the model has no specific detail to give.