cos vs cups, What's the Difference?

Which to use

“cos” is an abbrev and “cups” is a noun - they look or sound alike but fill different roles in a sentence.

#29,065
“cos” frequency rank: #18,850
“cups” frequency rank: 47915
confusion score

Side-by-Side Comparison

Feature	cos	cups
Definition	Kosinus	Plural des Substantivs cup

Letter map: cos vs cups

Shared letters muted; letters that set cos and cups apart highlighted. Shared run: 2.

3 ch

cos

4 ch

cups

Part-of-speech tell for cos / cups

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: cos is anabbrev and cupsanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 47915, derived from the frequency rank of both members and their visual similarity.

cos is recorded at frequency rank #29,065, classified as anabbrev. cups is at rank #18,850, tagged as anoun, pronounced […].

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 47915, this pair ranks #1,267,435 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cos vs cups

Shared letters: cs. Private to "cos": o. Private to "cups": pu.

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

Known mistypes of this pair

cups ← ccups · cupps · cupss · cusp · ucps

Frequently Asked Questions

Is swapping "cos" for "cups" ever safe?

No - they are not even the same part of speech. "cos" is an abbrev and "cups" a noun, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "cos" or "cups"?

"cups" is the more common of the two: it sits at frequency rank #18,850 in our German list, against #29,065 for "cos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "cos" vs "cups" is on the table, pick a follow-up below.

Full dictionary entry for "cos" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "cups" - compare definitions side by side with the headword page. Word entry
This pair ranks #1,267,435 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
"cos" and "cups" also get mixed up with nearby pairs, the highest-scored neighbour is "CCS vs cos". 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 #1,267,435 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.