sssvssupTell them apart

Quick tell: sss is a intj, sup is a verb, so they fill different roles in a sentence.

Which to use

“sss” is an intj and “sup” is a verb - they look or sound alike but fill different roles in a sentence.

#35,094
“sss” frequency rank
#13,818
“sup” frequency rank
48912
confusion score

Side-by-Side Comparison

Feature sss sup
Definition The hiss of a snake or other reptile. To sip; to take a small amount of food or drink into the mouth, especially with a spoon.

Letter map: sss vs sup

Shared letters muted; letters that set sss and sup apart highlighted. Shared run: 1.

3 ch
sss
3 ch
sup

Grammar separator: sss vs sup

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sss is anintj and supaverb. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 48912, derived from the frequency rank of both members and their visual similarity.

sss is recorded at frequency rank #35,094, classified as anintj. sup is at rank #13,818, tagged as averb, pronounced /sʌp/.

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 48912, this pair ranks #188,592 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sss vs sup

Shared letters: s. Private to "sss": -. Private to "sup": pu.

"sss" · 3 letters · shape CCC  ·  "sup" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "sss" for "sup" ever safe?
No - they are not even the same part of speech. "sss" is an intj and "sup" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sss" or "sup"?
"sup" is the more common of the two: it sits at frequency rank #13,818 in our English list, against #35,094 for "sss". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "sss" and "sup".

  • Full dictionary entry for "sss" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sup" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #188,592 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sss" and "sup" also get mixed up with nearby pairs, the highest-scored neighbour is "sss vs suds". Nearby pair

Confusion rank #188,592 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list