Which to use
“sump” and “supp” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #41,400
- “sump” frequency rank
- #33,869
- “supp” frequency rank
- 75269
- confusion score
Side-by-Side Comparison
| Feature | sump | supp |
|---|---|---|
| Definition | A hollow or pit into which liquid drains, such as a cesspool, cesspit or sink. | A support (in a competitive video game, a player or character who supports or heals their team's players rather than directly engaging enemies). |
Letter map: sump vs supp
Shared letters muted; letters that set sump and supp apart highlighted. Shared run: 3.
Pair insight - sump / supp
sump and supp 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 a single letter - m in “sump” becomes p in “supp”. Our composite confusion score for this pair is 75269, derived from the frequency rank of both members and their visual similarity.
sump is recorded at frequency rank #41,400, classified as anoun, pronounced /sʌmp/. supp is at rank #33,869, 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 75269, this pair ranks #33,661 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of sump vs supp
Shared letters: psu. Private to "sump": m. Private to "supp": -.
"sump" · 4 letters · shape CVCC · "supp" · 4 letters · shape CVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "sump" for "supp" ever safe?
In ordinary English text, does "sump" or "supp" show up more?
After this comparison
Done with this confusable. These links stay specific to "sump" and "supp".
- Full dictionary entry for "sump" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "supp" - compare definitions side by side with the headword page. Word entry
- This pair ranks #33,661 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "sump" and "supp" also get mixed up with nearby pairs, the highest-scored neighbour is "sump vs sura". 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 #33,661 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.