Which to use
“hap” is a verb and “hui” is an adverb - they look or sound alike but fill different roles in a sentence.
- #41,324
- “hap” frequency rank
- #11,783
- “hui” frequency rank
- 53107
- confusion score
Side-by-Side Comparison
| Feature | hap | hui |
|---|---|---|
| Definition | Ouvrir. | Indication du jour du moment d’énonciation. |
Where the eye mixes hap and hui
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between hap and hui
These two trip readers on the page rather than in the ear: hap is \ˈhap\ while hui is \ɥi\. 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 (verb vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 53107, derived from the frequency rank of both members and their visual similarity.
hap is recorded at frequency rank #41,324, classified as averb, pronounced \ˈhap\. hui is at rank #11,783, tagged as anadv, pronounced \ɥi\.
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 53107, this pair ranks #143,004 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of hap vs hui
Shared letters: h. Private to "hap": ap. Private to "hui": iu.
"hap" · 3 letters · shape CVC · "hui" · 3 letters · shape CVV
Frequently Asked Questions
Is swapping "hap" for "hui" ever safe?
Which is more common, "hap" or "hui"?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "hap" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "hui" - compare definitions side by side with the headword page. Word entry
- This pair ranks #143,004 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "hap" and "hui" also get mixed up with nearby pairs, the highest-scored neighbour is "hap vs hash". Nearby pair
Confusion rank #143,004 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.