Which to use
“crab” is a noun and “Crabb” is a name - they look or sound alike but fill different roles in a sentence.
- #10,185
- “crab” frequency rank
- #49,268
- “Crabb” frequency rank
- 59453
- confusion score
Side-by-Side Comparison
| Feature | crab | Crabb |
|---|---|---|
| Definition | Any crustacean of the infraorder Brachyura, having five pairs of legs, the foremost of which are in the form of claws, and a carapace. | A surname. |
Where the spellings diverge
Shared letters are muted; the letters that actually set crab and Crabb apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
crab and Crabb form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 extra letter(s) - “crab” sits inside “Crabb” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 59453, derived from the frequency rank of both members and their visual similarity.
crab is recorded at frequency rank #10,185, classified as anoun, pronounced /kɹæb/. Crabb is at rank #49,268, 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 59453, this pair ranks #106,063 of 530,003 scored English confusable pairs - among the most confusable pairs.
Frequency comparison
Frequently Asked Questions
Can "crab" and "Crabb" be used interchangeably?
Remembering crab vs Crabb
The fastest way to pick the right one every time.
- Check the role first: if you need a noun, it's “crab”; for a name, it's “Crabb”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “crab” entry
- Browse more pairs most likely to be confused. Most confusable