us's vs USS, What's the Difference?

Which to use

“us's” is a contraction and “USS” is a noun - they look or sound alike but fill different roles in a sentence.

#40,501
“us's” frequency rank: #16,157
“USS” frequency rank: 56658
confusion score

Side-by-Side Comparison

Feature	us's	USS
Definition	Contraction of us + is.	Initialism of United States Ship.

Letter map: us's vs USS

Shared letters muted; letters that set us's and USS apart highlighted. Shared run: 3.

4 ch

us's

3 ch

USS

Grammar separator: us's vs USS

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: us's is acontraction and USSanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 56658, derived from the frequency rank of both members and their visual similarity.

us's is recorded at frequency rank #40,501, classified as acontraction, pronounced /ˈʌsɪz/. USS is at rank #16,157, 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 56658, this pair ranks #124,656 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of us's vs USS

Shared letters: su. Private to "us's": -. Private to "USS": -.

"us's" · 3 letters · shape VCC · "USS" · 3 letters · shape VCC

Frequently Asked Questions

Do "us's" and "USS" mean the same thing in a sentence?

No - they are not even the same part of speech. "us's" is a contraction and "USS" a noun, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "us's" or "USS"?

"USS" is the more common of the two: it sits at frequency rank #16,157 in our English list, against #40,501 for "us's". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "us's" and "USS".

Full dictionary entry for "us's" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "USS" - compare definitions side by side with the headword page. Word entry
This pair ranks #124,656 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"us's" and "USS" also get mixed up with nearby pairs, the highest-scored neighbour is "UAS vs us's". Nearby pair

Confusion rank #124,656 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.