Which to use
“thud” is a noun and “Tsui” is a name - they look or sound alike but fill different roles in a sentence.
- #33,056
- “thud” frequency rank
- #46,827
- “Tsui” frequency rank
- 79883
- confusion score
Side-by-Side Comparison
| Feature | thud | Tsui |
|---|---|---|
| Definition | The sound of a dull impact. | A surname. |
Letter map: thud vs Tsui
Shared letters muted; letters that set thud and Tsui apart highlighted. Shared run: 2. thud (CCVC) and Tsui (CCVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Part-of-speech tell for thud / Tsui
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: thud is anoun and Tsuianame. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 79883, derived from the frequency rank of both members and their visual similarity.
thud is recorded at frequency rank #33,056, classified as anoun, pronounced /ˈθʌd/. Tsui is at rank #46,827, 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 79883, this pair ranks #21,069 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of thud vs Tsui
Shared letters: tu. Private to "thud": dh. Private to "Tsui": is.
"thud" · 4 letters · shape CCVC · "Tsui" · 4 letters · shape CCVV
Known mistypes of this pair
Frequently Asked Questions
Can "thud" and "Tsui" be used interchangeably?
Frequency check: "thud" vs "Tsui" - which ranks higher?
Useful next steps
Pair "thud" vs "Tsui" is on the table, pick a follow-up below.
- Full dictionary entry for "thud" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Tsui" - compare definitions side by side with the headword page. Word entry
- This pair ranks #21,069 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "thud" and "Tsui" also get mixed up with nearby pairs, the highest-scored neighbour is "TDI vs Tsui". 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 #21,069 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.