Which to use
“quart” is a noun and “quasi” is an adjective - they look or sound alike but fill different roles in a sentence.
- #28,679
- “quart” frequency rank
- #15,250
- “quasi” frequency rank
- 43929
- confusion score
Side-by-Side Comparison
| Feature | quart | quasi |
|---|---|---|
| Definition | A unit of liquid capacity equal to two pints; one-fourth (quarter) of a gallon. Equivalent to 1.136 liters in the UK and 0.946 liter (liquid quart) or 1.101 liters (dry quart) in the U.S. | Resembling or having a likeness to the named thing. |
Where the spellings diverge
Shared letters are muted; the letters that actually set quart and quasi apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: quart is /kwɔːt/ while quasi is /ˈkweɪzaɪ/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 43929, derived from the frequency rank of both members and their visual similarity.
quart is recorded at frequency rank #28,679, classified as anoun, pronounced /kwɔːt/. quasi is at rank #15,250, tagged as anadj, pronounced /ˈkweɪzaɪ/.
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 43929, this pair ranks #235,284 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of quart vs quasi
Shared letters: aqu. Private to "quart": rt. Private to "quasi": is.
"quart" · 5 letters · shape CVVCC · "quasi" · 5 letters · shape CVVCV
Known mistypes of this pair
Frequency comparison
Frequently Asked Questions
Can "quart" and "quasi" be used interchangeably?
Which is more common, "quart" or "quasi"?
Remembering quart vs quasi
The fastest way to pick the right one every time.
- Check the role first: if you need a noun, it's “quart”; for an adjective, it's “quasi”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “quart” entry
- Browse more pairs most likely to be confused. Most confusable