declarevsdeclineWhat's the difference?

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

Which to use

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

#6,555
“declare” frequency rank
#3,617
“decline” frequency rank
10172
confusion score

Side-by-Side Comparison

Feature declare decline
Definition To make clear, explain, interpret. Downward movement, fall.

Where the eye mixes declare and decline

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

7 ch
declare
7 ch
decline

Visual trap between declare and decline

These two trip readers on the page rather than in the ear: declare is /dɪˈklɛə/ while decline is /dɪˈklaɪn/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 10172, derived from the frequency rank of both members and their visual similarity.

declare is recorded at frequency rank #6,555, classified as averb, pronounced /dɪˈklɛə/. decline is at rank #3,617, tagged as anoun, pronounced /dɪˈklaɪn/.

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 10172, this pair ranks #493,619 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of declare vs decline

Shared letters: cdel. Private to "declare": ar. Private to "decline": in.

"declare" · 7 letters · shape CVCCVCV  ·  "decline" · 7 letters · shape CVCCVCV

Known mistypes of this pair

  • declaredcelare · ddeclare · decalre · decclare · declaer · declarre · decllare · declrae
  • declinedceline · ddecline · deccline · decilne · declien · declinne · declline · declnie

Frequently Asked Questions

Is swapping "declare" for "decline" ever safe?
No - they are not even the same part of speech. "declare" is a verb and "decline" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "declare" vs "decline" - which ranks higher?
"decline" is the more common of the two: it sits at frequency rank #3,617 in our English list, against #6,555 for "declare". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "declare" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "decline" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #493,619 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "declare" and "decline" also get mixed up with nearby pairs, the highest-scored neighbour is "declare vs deflate". 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 #493,619 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list