coosvscumsWhich spelling fits?

Which to use

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

#39,755
“coos” frequency rank
#45,869
“cums” frequency rank
85624
confusion score

Side-by-Side Comparison

Feature coos cums
Definition third-person singular simple present indicative of coo third-person singular simple present indicative of cum

Where the eye mixes coos and cums

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. coos (CVVC) and cums (CVCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
coos
4 ch
cums

Visual trap between coos and cums

A purely visual mix-up. coos (/kuːz/) and cums (/kʌmz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 85624, 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/. cums is at rank #45,869, tagged as averb, pronounced /kʌmz/.

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 85624, this pair ranks #10,099 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of coos vs cums

Shared letters: cs. Private to "coos": o. Private to "cums": mu.

"coos" · 4 letters · shape CVVC  ·  "cums" · 4 letters · shape CVCC

Known mistypes of this pair

  • coos ← ccoos · cooss · coso · ocos
  • cums ← ccums · cmus · cumms · cumss · cusm · ucms

Frequently Asked Questions

Can "coos" and "cums" be used interchangeably?
No. They are said differently (/kuːz/ versus /kʌmz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "coos" vs "cums" - which ranks higher?
"coos" is the more common of the two: it sits at frequency rank #39,755 in our English list, against #45,869 for "cums". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "coos" and "cums" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "coos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cums" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #10,099 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "coos" and "cums" also get mixed up with nearby pairs, the highest-scored neighbour is "cums vs cuny". 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 #10,099 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