clumpsvscupsWhat's the difference?

Quick tell: clumps is a verb, cups is a noun, so they fill different roles in a sentence.

Which to use

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

#31,478
“clumps” frequency rank
#5,952
“cups” frequency rank
37430
confusion score

Side-by-Side Comparison

Feature clumps cups
Definition third-person singular simple present indicative of clump plural of cup

Where the eye mixes clumps and cups

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
clumps
4 ch
cups

Look-alike desk: clumps vs cups

These two trip readers on the page rather than in the ear: clumps is /klʌmps/ while cups is /kʌps/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 37430, derived from the frequency rank of both members and their visual similarity.

clumps is recorded at frequency rank #31,478, classified as averb, pronounced /klʌmps/. cups is at rank #5,952, tagged as anoun, pronounced /kʌps/.

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 37430, this pair ranks #294,659 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of clumps vs cups

Shared letters: cpsu. Private to "clumps": lm. Private to "cups": -.

"clumps" · 6 letters · shape CCVCCC  ·  "cups" · 4 letters · shape CVCC

Known mistypes of this pair

  • clumpscclumps · cllumps · clmups · clummps · clumpps · clumpss · clumsp · clupms
  • cupsccups · cpus · cupps · cupss · ucps

Frequently Asked Questions

Is swapping "clumps" for "cups" ever safe?
No - they are not even the same part of speech. "clumps" is a verb and "cups" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "clumps" vs "cups" - which ranks higher?
"cups" is the more common of the two: it sits at frequency rank #5,952 in our English list, against #31,478 for "clumps". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "clumps" 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 #294,659 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "clumps" and "cups" also get mixed up with nearby pairs, the highest-scored neighbour is "chums vs clumps". 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 #294,659 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