lumpvslumpsWhich spelling fits?

Which to use

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

#11,065
“lump” frequency rank
#22,733
“lumps” frequency rank
33798
confusion score

Side-by-Side Comparison

Feature lump lumps
Definition Something that protrudes, sticks out, or sticks together; a cluster or blob; a mound or mass of no particular shape. A beating or verbal abuse.

Letter map: lump vs lumps

Shared letters muted; letters that set lump and lumps apart highlighted. Shared run: 4.

4 ch
lump
5 ch
lumps

Corpus notes: lump and lumps

lump and lumps 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 extra letter(s) - “lump” sits inside “lumps”. Our composite confusion score for this pair is 33798, derived from the frequency rank of both members and their visual similarity.

lump is recorded at frequency rank #11,065, classified as anoun, pronounced /lʌmp/. lumps is at rank #22,733, tagged as anoun.

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 33798, this pair ranks #326,319 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lump vs lumps

Shared letters: lmpu. Private to "lump": -. Private to "lumps": s.

"lump" · 4 letters · shape CVCC  ·  "lumps" · 5 letters · shape CVCCC

Known mistypes of this pair

  • lumpllump · lmup · lummp · lumpp · lupm · ulmp
  • lumpsllumps · lmups · lummps · lumpps · lumpss · lumsp · lupms · ulmps

Frequently Asked Questions

Is swapping "lump" for "lumps" ever safe?
No. They differ by 1 extra letter(s) - “lump” sits inside “lumps”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
In ordinary English text, does "lump" or "lumps" show up more?
"lump" is the more common of the two: it sits at frequency rank #11,065 in our English list, against #22,733 for "lumps". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "lump" and "lumps".

  • Full dictionary entry for "lump" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lumps" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #326,319 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "lump" and "lumps" also get mixed up with nearby pairs, the highest-scored neighbour is "lum vs lumps". 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 #326,319 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