Which to use
“thin” is an adjective and “third” is a num - they look or sound alike but fill different roles in a sentence.
- #45,623
- “thin” frequency rank
- #22,170
- “third” frequency rank
- 67793
- confusion score
Side-by-Side Comparison
| Feature | thin | third |
|---|---|---|
| Definition | von geringer Dicke | dritte; dem zweiten folgend und dem vierten vorausgehend |
Where the eye mixes thin and third
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between thin and third
These two trip readers on the page rather than in the ear: thin is [ˈθɪn] while third is [θɜːd]. 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 num), which is usually the fastest check. Our composite confusion score for this pair is 67793, 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]. third is at rank #22,170, tagged as anum, pronounced [θɜːd].
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 67793, this pair ranks #528,580 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of thin vs third
Shared letters: hit. Private to "thin": n. Private to "third": dr.
"thin" · 4 letters · shape CCVC · "third" · 5 letters · shape CCVCC
Known mistypes of this pair
Frequently Asked Questions
Do "thin" and "third" mean the same thing in a sentence?
Which is more common, "thin" or "third"?
Useful next steps
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 "third" - compare definitions side by side with the headword page. Word entry
- This pair ranks #528,580 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "thin" and "third" 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 #528,580 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.