thinvstuiWhich spelling fits?

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

Which to use

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

#45,623
“thin” frequency rank
#18,731
“tui” frequency rank
64354
confusion score

Side-by-Side Comparison

Feature thin tui
Definition von geringer Dicke deine, die Deinen/Deinigen mit Bezug auf mehrere vorher erwähnte Objekte oder Personen

Where the eye mixes thin and tui

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
thin
3 ch
tui

Look-alike desk: thin vs tui

These two trip readers on the page rather than in the ear: thin is [ˈθɪn] while tui is [ˈtuʔi]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 64354, derived from the frequency rank of both members and their visual similarity.

thin is recorded at frequency rank #45,623, classified as anadj, pronounced [ˈθɪn]. tui is at rank #18,731, tagged as anoun, pronounced [ˈtuʔi].

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 64354, this pair ranks #644,530 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of thin vs tui

Shared letters: it. Private to "thin": hn. Private to "tui": u.

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

Known mistypes of this pair

  • thinhtin · thhin · thinn · thni · tihn · tthin

Frequently Asked Questions

Can "thin" and "tui" be used interchangeably?
No - they are not even the same part of speech. "thin" is an adjective and "tui" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "thin" vs "tui" - which ranks higher?
"tui" is the more common of the two: it sits at frequency rank #18,731 in our German list, against #45,623 for "thin". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "thin" 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 #644,530 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "thin" and "tui" also get mixed up with nearby pairs, the highest-scored neighbour is "thin vs tine". 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 #644,530 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list