theirvstrairConfusable pair

Which to use

“their” and “trair” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#7,842
“their” frequency rank
#9,589
“trair” frequency rank
17431
confusion score

Side-by-Side Comparison

Feature their trair
Definition futuro do verbo abair atraiçoar

Where the eye mixes their and trair

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
their
5 ch
trair

Why the eye confuses their with trair

A purely visual mix-up. their (/he:r/) and trair (/tɾɐ.ˈiɾ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 17431, derived from the frequency rank of both members and their visual similarity.

their is recorded at frequency rank #7,842, classified as averb, pronounced /he:r/. trair is at rank #9,589, tagged as averb, pronounced /tɾɐ.ˈiɾ/.

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 17431, this pair ranks #53,817 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of their vs trair

Shared letters: irt. Private to "their": eh. Private to "trair": a.

"their" · 5 letters · shape CCVVC  ·  "trair" · 5 letters · shape CCVVC

Known mistypes of this pair

  • theirhteir · tehir · theirr · theri · thheir · thier · ttheir
  • trairrtair · tarir · trairr · trari · trrair · ttrair

Frequently Asked Questions

Can "their" and "trair" be used interchangeably?
No. They are said differently (/he:r/ versus /tɾɐ.ˈiɾ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "their" or "trair"?
"their" is the more common of the two: it sits at frequency rank #7,842 in our Portuguese list, against #9,589 for "trair". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "their" and "trair" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "their" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "trair" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #53,817 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "their" and "trair" also get mixed up with nearby pairs, the highest-scored neighbour is "trair vs triz". 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 #53,817 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list