stummvssumConfusable pair

Quick tell: stumm is a adjective, sum is a verb, so they fill different roles in a sentence.

Which to use

“stumm” is an adjective and “sum” is a verb - they look or sound alike but fill different roles in a sentence.

#12,598
“stumm” frequency rank
#31,289
“sum” frequency rank
43887
confusion score

Side-by-Side Comparison

Feature stumm sum
Definition keine Laute von sich geben könnend 1. Person Singular Indikativ Präsens Aktiv des Verbs esse

Letter map: stumm vs sum

Shared letters muted; letters that set stumm and sum apart highlighted. Shared run: 3.

5 ch
stumm
3 ch
sum

Grammar separator: stumm vs sum

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: stumm is anadjective and sumaverb. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 43887, derived from the frequency rank of both members and their visual similarity.

stumm is recorded at frequency rank #12,598, classified as anadj, pronounced [ʃtʊm]. sum is at rank #31,289, tagged as averb, pronounced […].

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 43887, this pair ranks #1,403,796 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of stumm vs sum

Shared letters: msu. Private to "stumm": t. Private to "sum": -.

"stumm" · 5 letters · shape CCVCC  ·  "sum" · 3 letters · shape CVC

Known mistypes of this pair

  • stummsstumm · stmum · sttumm · stum · sutmm · tsumm

Frequently Asked Questions

Can "stumm" and "sum" be used interchangeably?
No - they are not even the same part of speech. "stumm" is an adjective and "sum" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "stumm" or "sum" show up more?
"stumm" is the more common of the two: it sits at frequency rank #12,598 in our German list, against #31,289 for "sum". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "stumm" vs "sum" is on the table, pick a follow-up below.

  • Full dictionary entry for "stumm" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sum" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,403,796 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "stumm" and "sum" also get mixed up with nearby pairs, the highest-scored neighbour is "puzzles vs sum". 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 #1,403,796 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