denvsdoiConfusable pair

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

Which to use

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

#10
“den” frequency rank
#42,427
“doi” frequency rank
42437
confusion score

Side-by-Side Comparison

Feature den doi
Definition Akkusativ Singular Maskulinum des bestimmten Artikels der 3. Person Singular Indikativ Präsens Aktiv des Verbs doić

Where the eye mixes den and doi

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
den
3 ch
doi

Why the eye confuses den with doi

These two trip readers on the page rather than in the ear: den is [deːn] while doi is [ˈdɔji]. 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 (unknown vs verb), which is usually the fastest check. Our composite confusion score for this pair is 42437, derived from the frequency rank of both members and their visual similarity.

den is recorded at frequency rank #10, classified as anunknown, pronounced [deːn]. doi is at rank #42,427, tagged as averb, pronounced [ˈdɔji].

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 42437, this pair ranks #1,449,289 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of den vs doi

Shared letters: d. Private to "den": en. Private to "doi": io.

"den" · 3 letters · shape CVC  ·  "doi" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "den" for "doi" ever safe?
No - they are not even the same part of speech. "den" is an unknown and "doi" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "den" or "doi" show up more?
"den" is the more common of the two: it sits at frequency rank #10 in our German list, against #42,427 for "doi". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "den" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "doi" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,449,289 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "den" and "doi" also get mixed up with nearby pairs, the highest-scored neighbour is "doi vs dörr". Nearby pair

Confusion rank #1,449,289 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