stuvsstudiTell them apart

Quick tell: stu is a unknown, studi is a verb, so they fill different roles in a sentence.

Which to use

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

#47,032
“stu” frequency rank
#32,791
“studi” frequency rank
79823
confusion score

Side-by-Side Comparison

Feature stu studi
Definition Dativ Singular des Numerales sto studieren, erforschen, einstudieren, aufnehmen, aufgreifen

Letter map: stu vs studi

Shared letters muted; letters that set stu and studi apart highlighted. Shared run: 3. stu runs 3 letters (CCV) against studi's 5 (CCVCV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
stu
5 ch
studi

Grammar separator: stu vs studi

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: stu is anunknown and studiaverb. On the page they differ by 2 extra letter(s) - “stu” sits inside “studi”. Our composite confusion score for this pair is 79823, derived from the frequency rank of both members and their visual similarity.

stu is recorded at frequency rank #47,032, classified as anunknown, pronounced [stʊ]. studi is at rank #32,791, tagged as averb.

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 79823, this pair ranks #208,304 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of stu vs studi

Shared letters: stu. Private to "stu": -. Private to "studi": di.

"stu" · 3 letters · shape CCV  ·  "studi" · 5 letters · shape CCVCV

Known mistypes of this pair

  • studi ← sstudi · stdui · sttudi · studdi · stuid · sutdi · tsudi

Frequently Asked Questions

Is swapping "stu" for "studi" ever safe?
No - they are not even the same part of speech. "stu" is an unknown and "studi" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "stu" or "studi" show up more?
"studi" is the more common of the two: it sits at frequency rank #32,791 in our German list, against #47,032 for "stu". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "stu" and "studi". Here's where to go from here.

  • Full dictionary entry for "stu" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "studi" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #208,304 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "stu" and "studi" also get mixed up with nearby pairs, the highest-scored neighbour is "seg vs stu". 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 #208,304 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list