tivsTsuiWhat's the difference?

Quick tell: ti is a noun, Tsui is a name, so they fill different roles in a sentence.

Which to use

“ti” is a noun and “Tsui” is a name - they look or sound alike but fill different roles in a sentence.

#8,995
“ti” frequency rank
#46,827
“Tsui” frequency rank
55822
confusion score

Side-by-Side Comparison

Feature ti Tsui
Definition A syllable used in solfège to represent the seventh note of a major scale. A surname.

Letter map: ti vs Tsui

Shared letters muted; letters that set ti and Tsui apart highlighted. Shared run: 2.

2 ch
ti
4 ch
Tsui

Role in the sentence - ti and Tsui

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ti is anoun and Tsuianame. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 55822, derived from the frequency rank of both members and their visual similarity.

ti is recorded at frequency rank #8,995, classified as anoun, pronounced /tiː/. 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 55822, this pair ranks #130,709 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of ti vs Tsui

Shared letters: it. Private to "ti": -. Private to "Tsui": su.

"ti" · 2 letters · shape CV  ·  "Tsui" · 4 letters · shape CCVV

Known mistypes of this pair

  • Tsuistui · tsiu · tssui · ttsui · tusi

Frequently Asked Questions

Do "ti" and "Tsui" mean the same thing in a sentence?
No - they are not even the same part of speech. "ti" is a noun and "Tsui" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "ti" vs "Tsui" - which ranks higher?
"ti" is the more common of the two: it sits at frequency rank #8,995 in our English list, against #46,827 for "Tsui". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "ti" and "Tsui".

  • Full dictionary entry for "ti" 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 #130,709 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ti" 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 #130,709 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list