ClosvscosyWhich spelling fits?

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

Which to use

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

#44,123
“Clos” frequency rank
#19,301
“cosy” frequency rank
63424
confusion score

Side-by-Side Comparison

Feature Clos cosy
Definition A surname. Affording comfort and warmth; snug; social and comfortable.

Letter map: Clos vs cosy

Shared letters muted; letters that set Clos and cosy apart highlighted. Shared run: 3. Clos (CCVC) and cosy (CVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
Clos
4 ch
cosy

Part-of-speech tell for Clos / cosy

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Clos is aname and cosyanadjective. On the page they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 63424, derived from the frequency rank of both members and their visual similarity.

Clos is recorded at frequency rank #44,123, classified as aname. cosy is at rank #19,301, tagged as anadj, pronounced /ˈkəʊzi/.

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 63424, this pair ranks #83,055 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of Clos vs cosy

Shared letters: cos. Private to "Clos": l. Private to "cosy": y.

"Clos" · 4 letters · shape CCVC  ·  "cosy" · 4 letters · shape CVCV

Known mistypes of this pair

  • Clos ← cclos · cllos · closs · clso · lcos
  • cosy ← ccosy · cossy · cosyy · coys · csoy · ocsy

Frequently Asked Questions

Do "Clos" and "cosy" mean the same thing in a sentence?
No - they are not even the same part of speech. "Clos" is a name and "cosy" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Clos" or "cosy"?
"cosy" is the more common of the two: it sits at frequency rank #19,301 in our English list, against #44,123 for "Clos". 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 "Clos" and "cosy".

  • Full dictionary entry for "Clos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cosy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #83,055 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Clos" and "cosy" also get mixed up with nearby pairs, the highest-scored neighbour is "Clos vs coms". 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 #83,055 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