ThunvstuiTell them apart

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

Which to use

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

#47,962
“Thun” frequency rank
#38,658
“tui” frequency rank
86620
confusion score

Side-by-Side Comparison

Feature Thun tui
Definition A city and municipality of Bern canton, Switzerland. A species of honeyeater, Prosthemadera novaeseelandiae, a bird which is endemic to New Zealand.

Letter map: Thun vs tui

Shared letters muted; letters that set Thun and tui apart highlighted. Shared run: 2. Thun runs 4 letters (CCVC) against tui's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
Thun
3 ch
tui

Role in the sentence - Thun and tui

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Thun is aname and tuianoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 86620, derived from the frequency rank of both members and their visual similarity.

Thun is recorded at frequency rank #47,962, classified as aname. tui is at rank #38,658, tagged as anoun, pronounced /ˈtʉi/.

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 86620, this pair ranks #8,719 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of Thun vs tui

Shared letters: tu. Private to "Thun": hn. Private to "tui": i.

"Thun" · 4 letters · shape CCVC  ·  "tui" · 3 letters · shape CVV

Known mistypes of this pair

  • Thun ← htun · thhun · thnu · thunn · tthun · tuhn

Frequently Asked Questions

Is swapping "Thun" for "tui" ever safe?
No - they are not even the same part of speech. "Thun" is a name and "tui" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Thun" vs "tui" - which ranks higher?
"tui" is the more common of the two: it sits at frequency rank #38,658 in our English list, against #47,962 for "Thun". 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 "Thun" and "tui".

  • Full dictionary entry for "Thun" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tui" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #8,719 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Thun" and "tui" also get mixed up with nearby pairs, the highest-scored neighbour is "Thun vs thunk". 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 #8,719 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