truvsTsuiConfusable pair

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

Which to use

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

#28,061
“tru” frequency rank
#46,827
“Tsui” frequency rank
74888
confusion score

Side-by-Side Comparison

Feature tru Tsui
Definition Abbreviation of true. A surname.

Letter map: tru vs Tsui

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

3 ch
tru
4 ch
Tsui

Grammar separator: tru vs Tsui

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: tru is anadjective and Tsuianame. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 74888, derived from the frequency rank of both members and their visual similarity.

tru is recorded at frequency rank #28,061, classified as anadj. 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 74888, this pair ranks #34,868 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of tru vs Tsui

Shared letters: tu. Private to "tru": r. Private to "Tsui": is.

"tru" · 3 letters · shape CCV  ·  "Tsui" · 4 letters · shape CCVV

Known mistypes of this pair

  • Tsuistui · tsiu · tssui · ttsui · tusi

Frequently Asked Questions

Is swapping "tru" for "Tsui" ever safe?
No - they are not even the same part of speech. "tru" is an adjective and "Tsui" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "tru" or "Tsui" show up more?
"tru" is the more common of the two: it sits at frequency rank #28,061 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.

Useful next steps

You've compared "tru" and "Tsui". Here's where to go from here.

  • Full dictionary entry for "tru" 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 #34,868 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "tru" 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 #34,868 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