s vs stu, What's the Difference?

Which to use

“s” is an abbrev and “stu” is an unknown - they look or sound alike but fill different roles in a sentence.

#172
“s” frequency rank: #47,032
“stu” frequency rank: 47204
confusion score

Side-by-Side Comparison

Feature	s	stu
Definition	19. Buchstabe des lateinischen Alphabets, Kleinbuchstabe zu „S“	Dativ Singular des Numerales sto

Letter map: s vs stu

Shared letters muted; letters that set s and stu apart highlighted. Shared run: 1.

1 ch

3 ch

stu

Part-of-speech tell for s / stu

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: s is anabbrev and stuanunknown. On the page they differ by 2 extra letter(s) - “s” sits inside “stu”. Our composite confusion score for this pair is 47204, derived from the frequency rank of both members and their visual similarity.

s is recorded at frequency rank #172, classified as anabbrev. stu is at rank #47,032, tagged as anunknown, pronounced [stʊ].

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 47204, this pair ranks #1,292,629 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of s vs stu

Shared letters: s. Private to "s": -. Private to "stu": tu.

"s" · 1 letters · shape C · "stu" · 3 letters · shape CCV

Frequently Asked Questions

Is swapping "s" for "stu" ever safe?

No - they are not even the same part of speech. "s" is an abbrev and "stu" an unknown, so a sentence built for one is usually ungrammatical with the other.

Frequency check: "s" vs "stu" - which ranks higher?

"s" is the more common of the two: it sits at frequency rank #172 in our German list, against #47,032 for "stu". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Done with this confusable. These links stay specific to "s" and "stu".

Full dictionary entry for "s" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "stu" - compare definitions side by side with the headword page. Word entry
This pair ranks #1,292,629 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
"s" and "stu" also get mixed up with nearby pairs, the highest-scored neighbour is "seg vs stu". Nearby pair

Confusion rank #1,292,629 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.