deadvsdecadeWhat's the difference?

Quick tell: dead is a adjective, decade is a noun, so they fill different roles in a sentence.

Which to use

“dead” is an adjective and “decade” is a noun - they look or sound alike but fill different roles in a sentence.

#6,859
“dead” frequency rank
#42,866
“decade” frequency rank
49725
confusion score

Side-by-Side Comparison

Feature dead decade
Definition morto década

Letter map: dead vs decade

Shared letters muted; letters that set dead and decade apart highlighted. Shared run: 4.

4 ch
dead
6 ch
decade

Grammar separator: dead vs decade

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: dead is anadjective and decadeanoun. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 49725, derived from the frequency rank of both members and their visual similarity.

dead is recorded at frequency rank #6,859, classified as anadj. decade is at rank #42,866, tagged as anoun.

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 49725, this pair ranks #15,266 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of dead vs decade

Shared letters: ade. Private to "dead": -. Private to "decade": c.

"dead" · 4 letters · shape CVVC  ·  "decade" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • deaddaed · ddead · deadd · deda · edad
  • decadedceade · ddecade · deacde · decadde · decaed · deccade · decdae · edcade

Frequently Asked Questions

Can "dead" and "decade" be used interchangeably?
No - they are not even the same part of speech. "dead" is an adjective and "decade" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "dead" or "decade" show up more?
"dead" is the more common of the two: it sits at frequency rank #6,859 in our Portuguese list, against #42,866 for "decade". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "dead" and "decade".

  • Full dictionary entry for "dead" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "decade" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #15,266 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "dead" and "decade" also get mixed up with nearby pairs, the highest-scored neighbour is "decade vs declare". 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 #15,266 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