combvscosWhat's the difference?

Which to use

“comb” and “cos” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#14,493
“comb” frequency rank
#6,553
“cos” frequency rank
21046
confusion score

Side-by-Side Comparison

Feature comb cos
Definition A toothed implement: Synonym of romaine lettuce, a long-leaved variety of lettuce.

Where the eye mixes comb and cos

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
comb
3 ch
cos

Spelling & Dictionary Insight

A purely visual mix-up. comb (/kəʊm/) and cos (/kɑs/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 21046, derived from the frequency rank of both members and their visual similarity.

comb is recorded at frequency rank #14,493, classified as anoun, pronounced /kəʊm/. cos is at rank #6,553, tagged as anoun, pronounced /kɑs/.

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 21046, this pair ranks #426,793 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of comb vs cos

Shared letters: co. Private to "comb": bm. Private to "cos": s.

"comb" · 4 letters · shape CVCC  ·  "cos" · 3 letters · shape CVC

Known mistypes of this pair

  • combccomb · cmob · cobm · combb · commb · ocmb

Frequently Asked Questions

Can "comb" and "cos" be used interchangeably?
No. They are said differently (/kəʊm/ versus /kɑs/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "comb" or "cos"?
"cos" is the more common of the two: it sits at frequency rank #6,553 in our English list, against #14,493 for "comb". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "comb" and "cos". Here's where to go from here.

  • Full dictionary entry for "comb" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #426,793 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "comb" and "cos" also get mixed up with nearby pairs, the highest-scored neighbour is "comb 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

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

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

Source: FrequencyWords open word-frequency list