sowvssupWhich spelling fits?

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

Which to use

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

#17,722
“sow” frequency rank
#13,818
“sup” frequency rank
31540
confusion score

Side-by-Side Comparison

Feature sow sup
Definition A female pig. To sip; to take a small amount of food or drink into the mouth, especially with a spoon.

Where the eye mixes sow and sup

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
sow
3 ch
sup

Visual trap between sow and sup

These two trip readers on the page rather than in the ear: sow is /saʊ/ while sup is /sʌp/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 31540, derived from the frequency rank of both members and their visual similarity.

sow is recorded at frequency rank #17,722, classified as anoun, pronounced /saʊ/. sup is at rank #13,818, tagged as averb, pronounced /sʌp/.

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 31540, this pair ranks #345,242 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sow vs sup

Shared letters: s. Private to "sow": ow. Private to "sup": pu.

"sow" · 3 letters · shape CVC  ·  "sup" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "sow" for "sup" ever safe?
No - they are not even the same part of speech. "sow" is a noun and "sup" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "sow" vs "sup" - which ranks higher?
"sup" is the more common of the two: it sits at frequency rank #13,818 in our English list, against #17,722 for "sow". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "sow" and "sup" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "sow" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sup" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #345,242 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sow" and "sup" also get mixed up with nearby pairs, the highest-scored neighbour is "Sif vs sow". Nearby pair

Confusion rank #345,242 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