Which to use
“comm” and “cos” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #17,801
- “comm” frequency rank
- #6,553
- “cos” frequency rank
- 24354
- confusion score
Side-by-Side Comparison
| Feature | comm | cos |
|---|---|---|
| Definition | Clipping of communication. | Synonym of romaine lettuce, a long-leaved variety of lettuce. |
Letter map: comm vs cos
Shared letters muted; letters that set comm and cos apart highlighted. Shared run: 2.
Spelling & dictionary notes on comm vs cos
comm and cos are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 24354, derived from the frequency rank of both members and their visual similarity.
comm is recorded at frequency rank #17,801, classified as anoun. 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 24354, this pair ranks #402,566 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of comm vs cos
Shared letters: co. Private to "comm": m. Private to "cos": s.
"comm" · 4 letters · shape CVCC · "cos" · 3 letters · shape CVC
Known mistypes of this pair
- comm ← ccomm · cmom · com · ocmm
Frequently Asked Questions
Can "comm" and "cos" be used interchangeably?
Frequency check: "comm" vs "cos" - which ranks higher?
After this comparison
Done with this confusable. These links stay specific to "comm" and "cos".
- Full dictionary entry for "comm" 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 #402,566 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "comm" and "cos" also get mixed up with nearby pairs, the highest-scored neighbour is "comm 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 #402,566 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.