mutantvsmutateWhat's the difference?

Quick tell: mutant is a noun, mutate is a verb, so they fill different roles in a sentence.

Which to use

“mutant” is a noun and “mutate” is a verb - they look or sound alike but fill different roles in a sentence.

#12,280
“mutant” frequency rank
#45,532
“mutate” frequency rank
57812
confusion score

Side-by-Side Comparison

Feature mutant mutate
Definition That which has mutated, with one or more new characteristics from a mutation. To undergo mutation.

Where the eye mixes mutant and mutate

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
mutant
6 ch
mutate

Visual trap between mutant and mutate

These two trip readers on the page rather than in the ear: mutant is /ˈmjuːtənt/ while mutate is /mjuːˈteɪt/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 57812, derived from the frequency rank of both members and their visual similarity.

mutant is recorded at frequency rank #12,280, classified as anoun, pronounced /ˈmjuːtənt/. mutate is at rank #45,532, tagged as averb, pronounced /mjuːˈteɪt/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 57812, this pair ranks #116,777 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of mutant vs mutate

Shared letters: amtu. Private to "mutant": n. Private to "mutate": e.

"mutant" · 6 letters · shape CVCVCC  ·  "mutate" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • mutantmmutant · mtuant · muatnt · mutannt · mutantt · mutatn · mutnat · muttant
  • mutatemmutate · mtuate · muatte · mutaet · mutatte · muttae · muttate · umtate

Frequently Asked Questions

Is swapping "mutant" for "mutate" ever safe?
No - they are not even the same part of speech. "mutant" is a noun and "mutate" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "mutant" or "mutate" show up more?
"mutant" is the more common of the two: it sits at frequency rank #12,280 in our English list, against #45,532 for "mutate". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "mutant" and "mutate" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "mutant" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mutate" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #116,777 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "mutant" and "mutate" also get mixed up with nearby pairs, the highest-scored neighbour is "Murat vs mutate". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #116,777 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list