Which to use
“posse” and “possum” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #23,072
- “posse” frequency rank
- #31,297
- “possum” frequency rank
- 54369
- confusion score
Side-by-Side Comparison
| Feature | posse | possum |
|---|---|---|
| Definition | A group or company of people, originally especially one having hostile intent; a throng, a crowd. | An opossum, a marsupial of the family Didelphidae of the Americas. |
Where the eye mixes posse and possum
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. posse runs 5 letters (CVCCV) against possum's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: posse vs possum
A purely visual mix-up. posse (/ˈpɒs.i/) and possum (/ˈpɒsəm/) 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 54369, derived from the frequency rank of both members and their visual similarity.
posse is recorded at frequency rank #23,072, classified as anoun, pronounced /ˈpɒs.i/. possum is at rank #31,297, tagged as anoun, pronounced /ˈpɒsəm/.
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 54369, this pair ranks #141,613 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of posse vs possum
Shared letters: ops. Private to "posse": e. Private to "possum": mu.
"posse" · 5 letters · shape CVCCV · "possum" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Can "posse" and "possum" be used interchangeably?
Frequency check: "posse" vs "possum" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "posse" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "possum" - compare definitions side by side with the headword page. Word entry
- This pair ranks #141,613 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "posse" and "possum" also get mixed up with nearby pairs, the highest-scored neighbour is "posse vs Prosser". 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 #141,613 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.