CEAvscrayTell them apart

Quick tell: CEA is a name, cray is a noun, so they fill different roles in a sentence.

Which to use

“CEA” is a name and “cray” is a noun - they look or sound alike but fill different roles in a sentence.

#43,561
“CEA” frequency rank
#28,500
“cray” frequency rank
72061
confusion score

Side-by-Side Comparison

Feature CEA cray
Definition Initialism of Centre for Effective Altruism. A crayfish or lobster.

Letter map: CEA vs cray

Shared letters muted; letters that set CEA and cray apart highlighted. Shared run: 2. CEA runs 3 letters (CVV) against cray's 4 (CCVV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
CEA
4 ch
cray

Grammar separator: CEA vs cray

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: CEA is aname and crayanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 72061, derived from the frequency rank of both members and their visual similarity.

CEA is recorded at frequency rank #43,561, classified as aname. cray is at rank #28,500, tagged as anoun, pronounced /kɹæɪ/.

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 72061, this pair ranks #44,362 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of CEA vs cray

Shared letters: ac. Private to "CEA": e. Private to "cray": ry.

"CEA" · 3 letters · shape CVV  ·  "cray" · 4 letters · shape CCVV

Known mistypes of this pair

  • cray ← ccray · crayy · crray · crya · rcay

Frequently Asked Questions

Is swapping "CEA" for "cray" ever safe?
No - they are not even the same part of speech. "CEA" is a name and "cray" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "CEA" vs "cray" - which ranks higher?
"cray" is the more common of the two: it sits at frequency rank #28,500 in our English list, against #43,561 for "CEA". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "CEA" and "cray".

  • Full dictionary entry for "CEA" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cray" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #44,362 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "CEA" and "cray" also get mixed up with nearby pairs, the highest-scored neighbour is "CEA vs CGT". 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 #44,362 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