CahillvschillTell them apart

Quick tell: Cahill is a name, chill is an adjective, so they fill different roles in a sentence.

Which to use

“Cahill” is a name and “chill” is an adjective - they look or sound alike but fill different roles in a sentence.

#37,215
“Cahill” frequency rank
#27,728
“chill” frequency rank
64943
confusion score

Side-by-Side Comparison

Feature Cahill chill
Definition Nom de famille irlandais. Cool, correct, agréable, dans l'ordre voulu des choses. Note : Généralement écrit en italique parce que toujours senti comme un mot anglais. référence nécessaire (résoudre le problème)

Letter map: Cahill vs chill

Shared letters muted; letters that set Cahill and chill apart highlighted. Shared run: 5.

6 ch
Cahill
5 ch
chill

Grammar separator: Cahill vs chill

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Cahill is aname and chillanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 64943, derived from the frequency rank of both members and their visual similarity.

Cahill is recorded at frequency rank #37,215, classified as aname. chill is at rank #27,728, tagged as anadj, pronounced \tʃil\.

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 64943, this pair ranks #74,614 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of Cahill vs chill

Shared letters: chil. Private to "Cahill": a. Private to "chill": -.

"Cahill" · 6 letters · shape CVCVCC  ·  "chill" · 5 letters · shape CCVCC

Known mistypes of this pair

  • Cahillachill · cahhill · cahil · cahlil · caihll · ccahill · chaill
  • chillcchill · chhill · chil · chlil · cihll · hcill

Frequently Asked Questions

Can "Cahill" and "chill" be used interchangeably?
No - they are not even the same part of speech. "Cahill" is a name and "chill" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Cahill" or "chill"?
"chill" is the more common of the two: it sits at frequency rank #27,728 in our French list, against #37,215 for "Cahill". 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 "Cahill" and "chill".

  • Full dictionary entry for "Cahill" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "chill" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #74,614 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Cahill" and "chill" also get mixed up with nearby pairs, the highest-scored neighbour is "Cahill vs Camilla". 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 #74,614 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list