diesevsdiseaseWhat's the difference?

Quick tell: diese is a verb, disease is a noun, so they fill different roles in a sentence.

Which to use

“diese” is a verb and “disease” is a noun - they look or sound alike but fill different roles in a sentence.

#26,003
“diese” frequency rank
#49,590
“disease” frequency rank
75593
confusion score

Side-by-Side Comparison

Feature diese disease
Definition Primera persona del singular (yo) del pretérito imperfecto de subjuntivo de dar o de darse. Enfermedad, dolencia.

Where the eye mixes diese and disease

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

5 ch
diese
7 ch
disease

Look-alike desk: diese vs disease

These two trip readers on the page rather than in the ear: diese is [ˈd̪jese] while disease is /dɪˈziːz/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 75593, derived from the frequency rank of both members and their visual similarity.

diese is recorded at frequency rank #26,003, classified as averb, pronounced [ˈd̪jese]. disease is at rank #49,590, tagged as anoun, pronounced /dɪˈziːz/.

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 75593, this pair ranks #19,243 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of diese vs disease

Shared letters: deis. Private to "diese": -. Private to "disease": a.

"diese" · 5 letters · shape CVVCV  ·  "disease" · 7 letters · shape CVCVVCV

Known mistypes of this pair

  • dieseddiese · deise · diece · diees · diesse · disee · idese
  • diseaseddisease · diceace · diesase · disaese · diseaes · diseasse · disesae · dissease

Frequently Asked Questions

Can "diese" and "disease" be used interchangeably?
No - they are not even the same part of speech. "diese" is a verb and "disease" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "diese" or "disease" show up more?
"diese" is the more common of the two: it sits at frequency rank #26,003 in our Spanish list, against #49,590 for "disease". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "diese" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "disease" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #19,243 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "diese" and "disease" also get mixed up with nearby pairs, the highest-scored neighbour is "desfase vs disease". 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 #19,243 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list