Which to use
“sook” is a verb and “sou” is a noun - they look or sound alike but fill different roles in a sentence.
- #46,187
- “sook” frequency rank
- #35,525
- “sou” frequency rank
- 81712
- confusion score
Side-by-Side Comparison
| Feature | sook | sou |
|---|---|---|
| Definition | Alternative spelling of suck. | An old French copper coin equal to one twentieth of a livre or twelve deniers; one sou is to the livre as one shilling is to the pound. |
Letter map: sook vs sou
Shared letters muted; letters that set sook and sou apart highlighted. Shared run: 2. sook runs 4 letters (CVVC) against sou's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.
Role in the sentence - sook and sou
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sook is averb and souanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 81712, derived from the frequency rank of both members and their visual similarity.
sook is recorded at frequency rank #46,187, classified as averb. sou is at rank #35,525, tagged as anoun, pronounced /suː/.
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 81712, this pair ranks #17,129 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of sook vs sou
Shared letters: os. Private to "sook": k. Private to "sou": u.
"sook" · 4 letters · shape CVVC · "sou" · 3 letters · shape CVV
Known mistypes of this pair
- sook ← osok · sok · soko · sookk · ssook
Frequently Asked Questions
Is swapping "sook" for "sou" ever safe?
Frequency check: "sook" vs "sou" - which ranks higher?
After this comparison
Pair "sook" vs "sou" is on the table, pick a follow-up below.
- Full dictionary entry for "sook" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sou" - compare definitions side by side with the headword page. Word entry
- This pair ranks #17,129 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "sook" and "sou" also get mixed up with nearby pairs, the highest-scored neighbour is "soca vs sook". 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 #17,129 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.