coosvsCVSWhich spelling fits?

Quick tell: coos is a verb, CVS is a name, so they fill different roles in a sentence.

Which to use

“coos” is a verb and “CVS” is a name - they look or sound alike but fill different roles in a sentence.

#39,755
“coos” frequency rank
#18,286
“CVS” frequency rank
58041
confusion score

Side-by-Side Comparison

Feature coos CVS
Definition third-person singular simple present indicative of coo Initialism of Concurrent Versions System (a utility that assists in tracking changes to source code, etc.)

Letter map: coos vs CVS

Shared letters muted; letters that set coos and CVS apart highlighted. Shared run: 2.

4 ch
coos
3 ch
CVS

Role in the sentence - coos and CVS

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: coos is averb and CVSaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 58041, derived from the frequency rank of both members and their visual similarity.

coos is recorded at frequency rank #39,755, classified as averb, pronounced /kuːz/. CVS is at rank #18,286, tagged as aname.

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 58041, this pair ranks #115,234 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of coos vs CVS

Shared letters: cs. Private to "coos": o. Private to "CVS": v.

"coos" · 4 letters · shape CVVC  ·  "CVS" · 3 letters · shape CCC

Known mistypes of this pair

  • coosccoos · cooss · coso · ocos

Frequently Asked Questions

Is swapping "coos" for "CVS" ever safe?
No - they are not even the same part of speech. "coos" is a verb and "CVS" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "coos" vs "CVS" - which ranks higher?
"CVS" is the more common of the two: it sits at frequency rank #18,286 in our English list, against #39,755 for "coos". 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 "coos" and "CVS".

  • Full dictionary entry for "coos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "CVS" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #115,234 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "coos" and "CVS" also get mixed up with nearby pairs, the highest-scored neighbour is "coms vs coos". 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 #115,234 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