Which to use
“sup” and “swap” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #13,818
- “sup” frequency rank
- #7,856
- “swap” frequency rank
- 21674
- confusion score
Side-by-Side Comparison
| Feature | sup | swap |
|---|---|---|
| Definition | To sip; to take a small amount of food or drink into the mouth, especially with a spoon. | To exchange or give (something) in an non-normal exchange (for something else). |
Where the eye mixes sup and swap
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses sup with swap
A purely visual mix-up. sup (/sʌp/) and swap (/sʋap/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 21674, derived from the frequency rank of both members and their visual similarity.
sup is recorded at frequency rank #13,818, classified as averb, pronounced /sʌp/. swap is at rank #7,856, tagged as averb, pronounced /sʋap/.
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 21674, this pair ranks #422,201 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of sup vs swap
Shared letters: ps. Private to "sup": u. Private to "swap": aw.
"sup" · 3 letters · shape CVC · "swap" · 4 letters · shape CCVC
Known mistypes of this pair
- swap ← sawp · sswap · swapp · swpa · swwap · wsap
Frequently Asked Questions
Can "sup" and "swap" be used interchangeably?
Which is more common, "sup" or "swap"?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "sup" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "swap" - compare definitions side by side with the headword page. Word entry
- This pair ranks #422,201 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "sup" and "swap" also get mixed up with nearby pairs, the highest-scored neighbour is "sup 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 #422,201 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.