exterminationvsexterminatorWhich spelling fits?

Which to use

“extermination” and “exterminator” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#24,441
“extermination” frequency rank
#47,613
“exterminator” frequency rank
72054
confusion score

Side-by-Side Comparison

Feature extermination exterminator
Definition The act of exterminating; total destruction or eradication. Someone or something that exterminates.

Letter map: extermination vs exterminator

Shared letters muted; letters that set extermination and exterminator apart highlighted. Shared run: 11.

13 ch
extermination
12 ch
exterminator

Spelling & dictionary notes on extermination vs exterminator

extermination and exterminator are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 72054, derived from the frequency rank of both members and their visual similarity.

extermination is recorded at frequency rank #24,441, classified as anoun. exterminator is at rank #47,613, tagged as anoun, pronounced /ɪkˈstɝmɪˌneɪtɚ/.

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 72054, this pair ranks #44,395 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of extermination vs exterminator

Shared letters: aeimnortx. Private to "extermination": -. Private to "exterminator": -.

"extermination" · 13 letters · shape VCCVCCVCVCVVC  ·  "exterminator" · 12 letters · shape VCCVCCVCVCVC

Known mistypes of this pair

  • exterminationetxermination · exetrmination · extemrination · exterimnation · extermiantion · exterminaiton · exterminasion · exterminatino
  • exterminatoretxerminator · exetrminator · extemrinator · exterimnator · extermiantor · exterminaotr · exterminatorr · exterminatro

Frequently Asked Questions

Can "extermination" and "exterminator" be used interchangeably?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
In ordinary English text, does "extermination" or "exterminator" show up more?
"extermination" is the more common of the two: it sits at frequency rank #24,441 in our English list, against #47,613 for "exterminator". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "extermination" and "exterminator".

  • Full dictionary entry for "extermination" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "exterminator" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #44,395 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "extermination" and "exterminator" also get mixed up with nearby pairs, the highest-scored neighbour is "exterminate vs exterminator". 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 #44,395 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