Which to use
“decayed” is an adjective and “decided” is a verb - they look or sound alike but fill different roles in a sentence.
- #35,246
- “decayed” frequency rank
- #846
- “decided” frequency rank
- 36092
- confusion score
Side-by-Side Comparison
| Feature | decayed | decided |
|---|---|---|
| Definition | Having undergone decay, rotted. | simple past and past participle of decide |
Where the eye mixes decayed and decided
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Look-alike desk: decayed vs decided
These two trip readers on the page rather than in the ear: decayed is /dɪˈkeɪd/ while decided is /dɪˈsaɪ.dɪd/. 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 (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 36092, derived from the frequency rank of both members and their visual similarity.
decayed is recorded at frequency rank #35,246, classified as anadj, pronounced /dɪˈkeɪd/. decided is at rank #846, tagged as averb, pronounced /dɪˈsaɪ.dɪd/.
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 36092, this pair ranks #306,215 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of decayed vs decided
Shared letters: cde. Private to "decayed": ay. Private to "decided": i.
"decayed" · 7 letters · shape CVCVVVC · "decided" · 7 letters · shape CVCVCVC
Known mistypes of this pair
Frequently Asked Questions
Do "decayed" and "decided" mean the same thing in a sentence?
Frequency check: "decayed" vs "decided" - which ranks higher?
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 "decayed" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "decided" - compare definitions side by side with the headword page. Word entry
- This pair ranks #306,215 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "decayed" and "decided" also get mixed up with nearby pairs, the highest-scored neighbour is "decayed vs decays". 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 #306,215 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.