dervsdiezWhat's the difference?

Quick tell: der is a verb, diez is a num, so they fill different roles in a sentence.

Which to use

“der” is a verb and “diez” is a num - they look or sound alike but fill different roles in a sentence.

#1,567
“der” frequency rank
#44,810
“diez” frequency rank
46377
confusion score

Side-by-Side Comparison

Feature der diez
Definition primeira pessoa do singular do futuro do conjuntivo/subjuntivo do verbo dar o número dez

Where the eye mixes der and diez

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. der runs 3 letters (CVC) against diez's 4 (CVVC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
der
4 ch
diez

Look-alike desk: der vs diez

These two trip readers on the page rather than in the ear: der is /dɛɾ/, /dɛ/ while diez is /dĭeθ/ ouvir^(fonte ?). Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs num), which is usually the fastest check. Our composite confusion score for this pair is 46377, derived from the frequency rank of both members and their visual similarity.

der is recorded at frequency rank #1,567, classified as averb, pronounced /dɛɾ/, /dɛ/. diez is at rank #44,810, tagged as anum, pronounced /dĭeθ/ ouvir^(fonte ?).

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 46377, this pair ranks #18,931 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of der vs diez

Shared letters: de. Private to "der": r. Private to "diez": iz.

"der" · 3 letters · shape CVC  ·  "diez" · 4 letters · shape CVVC

Known mistypes of this pair

  • diez ← ddiez · deiz · diezz · idez

Frequently Asked Questions

Can "der" and "diez" be used interchangeably?
No - they are not even the same part of speech. "der" is a verb and "diez" a num, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "der" vs "diez" - which ranks higher?
"der" is the more common of the two: it sits at frequency rank #1,567 in our Portuguese list, against #44,810 for "diez". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Eye-level mix-up between "der" and "diez" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "der" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "diez" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #18,931 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "der" and "diez" also get mixed up with nearby pairs, the highest-scored neighbour is "diez vs dink". 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 #18,931 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list