diasvsdisseTell them apart

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

Which to use

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

#139
“dias” frequency rank
#176
“disse” frequency rank
315
confusion score

Side-by-Side Comparison

Feature dias disse
Definition plural de dia primeira pessoa do singular do pretérito perfeito do indicativo do verbo dizer

Where the eye mixes dias and disse

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
dias
5 ch
disse

Visual trap between dias and disse

These two trip readers on the page rather than in the ear: dias is /ˈdiɐʃ/ while disse is [ˈʤi.se]. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 315, derived from the frequency rank of both members and their visual similarity.

dias is recorded at frequency rank #139, classified as anoun, pronounced /ˈdiɐʃ/. disse is at rank #176, tagged as averb, pronounced [ˈʤi.se].

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 315, this pair ranks #75,327 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of dias vs disse

Shared letters: dis. Private to "dias": a. Private to "disse": e.

"dias" · 4 letters · shape CVVC  ·  "disse" · 5 letters · shape CVCCV

Known mistypes of this pair

  • diasdais · ddias · diass · disa · idas
  • disseddisse · dise · dises · dsise · idsse

Frequently Asked Questions

Can "dias" and "disse" be used interchangeably?
No - they are not even the same part of speech. "dias" is a noun and "disse" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "dias" or "disse" show up more?
"dias" is the more common of the two: it sits at frequency rank #139 in our Portuguese list, against #176 for "disse". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "dias" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "disse" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #75,327 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "dias" and "disse" also get mixed up with nearby pairs, the highest-scored neighbour is "dat vs dias". 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 #75,327 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