Which to use
“sucker” is a noun and “sucky” is an adjective - they look or sound alike but fill different roles in a sentence.
- #13,248
- “sucker” frequency rank
- #46,799
- “sucky” frequency rank
- 60047
- confusion score
Side-by-Side Comparison
| Feature | sucker | sucky |
|---|---|---|
| Definition | A person or animal that sucks, especially a breast or udder; especially a suckling animal, young mammal before it is weaned. | Being something which sucks, which is unpleasant or inferior. |
Where the eye mixes sucker and sucky
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. sucker runs 6 letters (CVCCVC) against sucky's 5 (CVCCV) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses sucker with sucky
These two trip readers on the page rather than in the ear: sucker is /ˈsʌk.ə/ while sucky is /ˈsʌki/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 60047, derived from the frequency rank of both members and their visual similarity.
sucker is recorded at frequency rank #13,248, classified as anoun, pronounced /ˈsʌk.ə/. sucky is at rank #46,799, tagged as anadj, pronounced /ˈsʌki/.
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 60047, this pair ranks #102,512 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of sucker vs sucky
Shared letters: cksu. Private to "sucker": er. Private to "sucky": y.
"sucker" · 6 letters · shape CVCCVC · "sucky" · 5 letters · shape CVCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "sucker" for "sucky" ever safe?
Which is more common, "sucker" or "sucky"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "sucker" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sucky" - compare definitions side by side with the headword page. Word entry
- This pair ranks #102,512 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "sucker" and "sucky" also get mixed up with nearby pairs, the highest-scored neighbour is "sucky vs surry". 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 #102,512 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.