tivstuTell them apart

Quick tell: ti is a pronoun, tu is an intj, so they fill different roles in a sentence.

Which to use

“ti” is a pronoun and “tu” is an intj - they look or sound alike but fill different roles in a sentence.

#779
“ti” frequency rank
#243
“tu” frequency rank
1022
confusion score

Side-by-Side Comparison

Feature ti tu
Definition que diz respeito à tua pessoa expressa sonoridade produzido por telefone indicativo de que o aparelho telefonado foi posto no gancho ou que a linha caiu

Where the eye mixes ti and tu

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

2 ch
ti
2 ch
tu

Visual trap between ti and tu

These two trip readers on the page rather than in the ear: ti is /ˈti/ while tu is /ˈtu/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - i in “ti” becomes u in “tu”, and the parts of speech differ too (pronoun vs intj), which is usually the fastest check. Our composite confusion score for this pair is 1022, derived from the frequency rank of both members and their visual similarity.

ti is recorded at frequency rank #779, classified as apron, pronounced /ˈti/. tu is at rank #243, tagged as anintj, pronounced /ˈtu/.

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 1022, this pair ranks #74,612 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ti vs tu

Shared letters: t. Private to "ti": i. Private to "tu": u.

"ti" · 2 letters · shape CV  ·  "tu" · 2 letters · shape CV

Frequently Asked Questions

Is swapping "ti" for "tu" ever safe?
No - they are not even the same part of speech. "ti" is a pronoun and "tu" an intj, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ti" or "tu"?
"tu" is the more common of the two: it sits at frequency rank #243 in our Portuguese list, against #779 for "ti". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "ti" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tu" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #74,612 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "ti" and "tu" also get mixed up with nearby pairs, the highest-scored neighbour is "tu vs tufo". Nearby pair

Confusion rank #74,612 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