cooleyvscoollyWhat's the difference?

Quick tell: cooley is a noun, coolly is an adverb, so they fill different roles in a sentence.

Which to use

“cooley” is a noun and “coolly” is an adverb - they look or sound alike but fill different roles in a sentence.

#31,489
“cooley” frequency rank
#43,577
“coolly” frequency rank
75066
confusion score

Side-by-Side Comparison

Feature cooley coolly
Definition Alternative spelling of coulee. At a moderately low temperature.

Letter map: cooley vs coolly

Shared letters muted; letters that set cooley and coolly apart highlighted. Shared run: 5.

6 ch
cooley
6 ch
coolly

Grammar separator: cooley vs coolly

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: cooley is anoun and coollyanadverb. On the page they differ by a single letter - e in “cooley” becomes l in “coolly”. Our composite confusion score for this pair is 75066, derived from the frequency rank of both members and their visual similarity.

cooley is recorded at frequency rank #31,489, classified as anoun. coolly is at rank #43,577, tagged as anadv, pronounced /ˈkuːl.li/.

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 75066, this pair ranks #34,327 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of cooley vs coolly

Shared letters: cloy. Private to "cooley": e. Private to "coolly": -.

"cooley" · 6 letters · shape CVVCVV  ·  "coolly" · 6 letters · shape CVVCCV

Known mistypes of this pair

  • cooleyccooley · coley · coloey · cooely · cooleyy · coolley · coolye · ocoley
  • coollyccoolly · colly · cololy · coollyy · cooly · coolyl · ocolly

Frequently Asked Questions

Can "cooley" and "coolly" be used interchangeably?
No - they are not even the same part of speech. "cooley" is a noun and "coolly" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "cooley" or "coolly"?
"cooley" is the more common of the two: it sits at frequency rank #31,489 in our English list, against #43,577 for "coolly". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "cooley" and "coolly".

  • Full dictionary entry for "cooley" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "coolly" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #34,327 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "cooley" and "coolly" also get mixed up with nearby pairs, the highest-scored neighbour is "Cally vs coolly". 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 #34,327 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