Which to use
“us” is a pronoun and “USO” is a noun - they look or sound alike but fill different roles in a sentence.
- #95
- “us” frequency rank
- #35,573
- “USO” frequency rank
- 35668
- confusion score
Side-by-Side Comparison
| Feature | us | USO |
|---|---|---|
| Definition | Me and at least one other person, excluding the person(s) being addressed. (exclusive us.) | Unidentified submerged object or unidentified submarine object. |
Letter map: us vs USO
Shared letters muted; letters that set us and USO apart highlighted. Shared run: 2.
Part-of-speech tell for us / USO
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: us is apronoun and USOanoun. On the page they differ by 1 extra letter(s) - “us” sits inside “USO”. Our composite confusion score for this pair is 35668, derived from the frequency rank of both members and their visual similarity.
us is recorded at frequency rank #95, classified as apron, pronounced /əs/. USO is at rank #35,573, tagged as anoun.
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 35668, this pair ranks #310,003 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of us vs USO
Shared letters: su. Private to "us": -. Private to "USO": o.
"us" · 2 letters · shape VC · "USO" · 3 letters · shape VCV
Frequently Asked Questions
Do "us" and "USO" mean the same thing in a sentence?
Which is more common, "us" or "USO"?
Useful next steps
Pair "us" vs "USO" is on the table, pick a follow-up below.
- Full dictionary entry for "us" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "USO" - compare definitions side by side with the headword page. Word entry
- This pair ranks #310,003 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "us" and "USO" also get mixed up with nearby pairs, the highest-scored neighbour is "UAS vs USO". Nearby pair
Confusion rank #310,003 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.