deadvsDecWhich spelling fits?

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

Which to use

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

#652
“dead” frequency rank
#4,363
“Dec” frequency rank
5015
confusion score

Side-by-Side Comparison

Feature dead Dec
Definition No longer living; deceased. (Also used as a noun.) A diminutive of the male given name Declan.

Letter map: dead vs Dec

Shared letters muted; letters that set dead and Dec apart highlighted. Shared run: 2.

4 ch
dead
3 ch
Dec

Role in the sentence - dead and Dec

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: dead is anadjective and Decaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 5015, derived from the frequency rank of both members and their visual similarity.

dead is recorded at frequency rank #652, classified as anadj, pronounced /dɛd/. Dec is at rank #4,363, tagged as aname.

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 5015, this pair ranks #516,877 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of dead vs Dec

Shared letters: de. Private to "dead": a. Private to "Dec": c.

"dead" · 4 letters · shape CVVC  ·  "Dec" · 3 letters · shape CVC

Known mistypes of this pair

  • deaddaed · ddead · deadd · deda · edad

Frequently Asked Questions

Do "dead" and "Dec" mean the same thing in a sentence?
No - they are not even the same part of speech. "dead" is an adjective and "Dec" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "dead" vs "Dec" - which ranks higher?
"dead" is the more common of the two: it sits at frequency rank #652 in our English list, against #4,363 for "Dec". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "dead" vs "Dec" is on the table, pick a follow-up below.

  • Full dictionary entry for "dead" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Dec" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #516,877 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "dead" and "Dec" also get mixed up with nearby pairs, the highest-scored neighbour is "Dec vs dox". 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 #516,877 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