curvsCVSWhat's the difference?

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

Which to use

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

#31,941
“cur” frequency rank
#18,286
“CVS” frequency rank
50227
confusion score

Side-by-Side Comparison

Feature cur CVS
Definition A contemptible or inferior dog. Initialism of Concurrent Versions System (a utility that assists in tracking changes to source code, etc.)

Letter map: cur vs CVS

Shared letters muted; letters that set cur and CVS apart highlighted. Shared run: 1.

3 ch
cur
3 ch
CVS

Role in the sentence - cur and CVS

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: cur is anoun and CVSaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 50227, derived from the frequency rank of both members and their visual similarity.

cur is recorded at frequency rank #31,941, classified as anoun, pronounced /kɜː/. 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 50227, this pair ranks #176,171 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cur vs CVS

Shared letters: c. Private to "cur": ru. Private to "CVS": sv.

"cur" · 3 letters · shape CVC  ·  "CVS" · 3 letters · shape CCC

Frequently Asked Questions

Is swapping "cur" for "CVS" ever safe?
No - they are not even the same part of speech. "cur" is a noun and "CVS" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "cur" 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 #31,941 for "cur". 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 "cur" and "CVS".

  • Full dictionary entry for "cur" 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 #176,171 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "cur" and "CVS" also get mixed up with nearby pairs, the highest-scored neighbour is "CGT vs cur". Nearby pair

Confusion rank #176,171 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