decade vs declare, What's the Difference?

Which to use

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

#42,866
“decade” frequency rank: #30,496
“declare” frequency rank: 73362
confusion score

Side-by-Side Comparison

Feature	decade	declare
Definition	década	declarar

Letter map: decade vs declare

Shared letters muted; letters that set decade and declare apart highlighted. Shared run: 5.

6 ch

decade

7 ch

declare

Part-of-speech tell for decade / declare

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: decade is anoun and declareaverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 73362, derived from the frequency rank of both members and their visual similarity.

decade is recorded at frequency rank #42,866, classified as anoun. declare is at rank #30,496, tagged as averb, pronounced /dɪˈklɛː/.

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 73362, this pair ranks #2,789 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of decade vs declare

Shared letters: acde. Private to "decade": -. Private to "declare": lr.

"decade" · 6 letters · shape CVCVCV · "declare" · 7 letters · shape CVCCVCV

Known mistypes of this pair

decade ← dceade · ddecade · deacde · decadde · decaed · deccade · decdae · edcade
declare ← dcelare · ddeclare · decalre · decclare · declaer · declarre · decllare · declrae

Frequently Asked Questions

Is swapping "decade" for "declare" ever safe?

No - they are not even the same part of speech. "decade" is a noun and "declare" a verb, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "decade" or "declare"?

"declare" is the more common of the two: it sits at frequency rank #30,496 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.

After this comparison

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

Full dictionary entry for "decade" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "declare" - compare definitions side by side with the headword page. Word entry
This pair ranks #2,789 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"decade" and "declare" also get mixed up with nearby pairs, the highest-scored neighbour is "declare vs declive". 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 #2,789 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.