Which to use
“dam” is a noun and “do” is a verb - they look or sound alike but fill different roles in a sentence.
- #5,410
- “dam” frequency rank
- #50
- “do” frequency rank
- 5460
- confusion score
Side-by-Side Comparison
| Feature | dam | do |
|---|---|---|
| Definition | A structure placed across a flowing body of water to stop the flow or part of the flow, generally for purposes such as retaining or diverting some of the water or retarding the release of accumulated water to avoid abrupt flooding. | A syntactic marker. |
Where the spellings diverge
Shared letters are muted; the letters that actually set dam and do apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
dam and do 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 letter(s) in length - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 5460, derived from the frequency rank of both members and their visual similarity.
dam is recorded at frequency rank #5,410, classified as anoun, pronounced /dæm/. do is at rank #50, tagged as averb, pronounced /də/.
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 5460, this pair ranks #515,248 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Frequency comparison
Frequently Asked Questions
Can "dam" and "do" be used interchangeably?
Remembering dam vs do
The fastest way to pick the right one every time.
- Check the role first: if you need a noun, it's “dam”; for a verb, it's “do”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “dam” entry
- Browse more pairs most likely to be confused. Most confusable