duckvsdummConfusable pair

Quick tell: duck is a verb, dumm is an adjective, so they fill different roles in a sentence.

Which to use

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

#17,855
“duck” frequency rank
#1,472
“dumm” frequency rank
19327
confusion score

Side-by-Side Comparison

Feature duck dumm
Definition 2. Person Singular Imperativ Präsens Aktiv des Verbs ducken schwach an Verstand, ohne Intelligenz, ohne Können, unwissend

Where the eye mixes duck and dumm

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
duck
4 ch
dumm

Visual trap between duck and dumm

These two trip readers on the page rather than in the ear: duck is [dʊk] while dumm is [dʊm]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 19327, derived from the frequency rank of both members and their visual similarity.

duck is recorded at frequency rank #17,855, classified as averb, pronounced [dʊk]. dumm is at rank #1,472, tagged as anadj, pronounced [dʊm].

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 19327, this pair ranks #1,909,535 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of duck vs dumm

Shared letters: du. Private to "duck": ck. Private to "dumm": m.

"duck" · 4 letters · shape CVCC  ·  "dumm" · 4 letters · shape CVCC

Known mistypes of this pair

  • duckdcuk · dduck · ducck · duckk · dukc · udck
  • dummddumm · dmum · dum · udmm

Frequently Asked Questions

Is swapping "duck" for "dumm" ever safe?
No - they are not even the same part of speech. "duck" is a verb and "dumm" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "duck" or "dumm"?
"dumm" is the more common of the two: it sits at frequency rank #1,472 in our German list, against #17,855 for "duck". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "duck" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dumm" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,909,535 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "duck" and "dumm" also get mixed up with nearby pairs, the highest-scored neighbour is "duck vs dusch". 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 #1,909,535 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