cruvscrudTell them apart

Which to use

“cru” and “crud” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#40,193
“cru” frequency rank
#45,306
“crud” frequency rank
85499
confusion score

Side-by-Side Comparison

Feature cru crud
Definition A vineyard or group of vineyards in France, especially one having a high reputation. Dirt, filth or refuse.

Where the eye mixes cru and crud

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. cru runs 3 letters (CCV) against crud's 4 (CCVC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
cru
4 ch
crud

Why the eye confuses cru with crud

A purely visual mix-up. cru (/kɹuː/) and crud (/kɹʌd/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “cru” sits inside “crud”. Our composite confusion score for this pair is 85499, derived from the frequency rank of both members and their visual similarity.

cru is recorded at frequency rank #40,193, classified as anoun, pronounced /kɹuː/. crud is at rank #45,306, tagged as anoun, pronounced /kɹʌd/.

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 85499, this pair ranks #10,295 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of cru vs crud

Shared letters: cru. Private to "cru": -. Private to "crud": d.

"cru" · 3 letters · shape CCV  ·  "crud" · 4 letters · shape CCVC

Known mistypes of this pair

  • crud ← ccrud · crdu · crrud · crudd · rcud

Frequently Asked Questions

Is swapping "cru" for "crud" ever safe?
No. They are said differently (/kɹuː/ versus /kɹʌd/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "cru" or "crud"?
"cru" is the more common of the two: it sits at frequency rank #40,193 in our English list, against #45,306 for "crud". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "cru" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "crud" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #10,295 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "cru" and "crud" also get mixed up with nearby pairs, the highest-scored neighbour is "crud vs CVD". 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 #10,295 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