suisvssupiWhich spelling fits?

Quick tell: suis is a noun, supi is an adjective, so they fill different roles in a sentence.

Which to use

“suis” is a noun and “supi” is an adjective - they look or sound alike but fill different roles in a sentence.

#42,166
“suis” frequency rank
#36,051
“supi” frequency rank
78217
confusion score

Side-by-Side Comparison

Feature suis supi
Definition Inessiv Plural des Substantivs suu „Mund“ großartig, hervorragend, besonders gut

Letter map: suis vs supi

Shared letters muted; letters that set suis and supi apart highlighted. Shared run: 3. suis (CVVC) and supi (CVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
suis
4 ch
supi

Grammar separator: suis vs supi

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: suis is anoun and supianadjective. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 78217, derived from the frequency rank of both members and their visual similarity.

suis is recorded at frequency rank #42,166, classified as anoun, pronounced […]. supi is at rank #36,051, tagged as anadj, pronounced [ˈzuːpi].

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 78217, this pair ranks #243,228 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of suis vs supi

Shared letters: isu. Private to "suis": -. Private to "supi": p.

"suis" · 4 letters · shape CVVC  ·  "supi" · 4 letters · shape CVCV

Known mistypes of this pair

  • suis ← sius · ssuis · suiss · susi · usis
  • supi ← spui · ssupi · suip · suppi · uspi

Frequently Asked Questions

Do "suis" and "supi" mean the same thing in a sentence?
No - they are not even the same part of speech. "suis" is a noun and "supi" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "suis" or "supi"?
"supi" is the more common of the two: it sits at frequency rank #36,051 in our German list, against #42,166 for "suis". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "suis" vs "supi" is on the table, pick a follow-up below.

  • Full dictionary entry for "suis" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "supi" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #243,228 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "suis" and "supi" also get mixed up with nearby pairs, the highest-scored neighbour is "puzzles vs suis". 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 #243,228 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