todvstuiWhich spelling fits?

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

Which to use

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

#29,422
“tod” frequency rank
#42,740
“tui” frequency rank
72162
confusion score

Side-by-Side Comparison

Feature tod tui
Definition Zorro Genitivo de la segunda persona singular.

Where the eye mixes tod and tui

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

3 ch
tod
3 ch
tui

Visual trap between tod and tui

These two trip readers on the page rather than in the ear: tod is [tɔd] while tui is /ˈtu.iː/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs pronoun), which is usually the fastest check. Our composite confusion score for this pair is 72162, derived from the frequency rank of both members and their visual similarity.

tod is recorded at frequency rank #29,422, classified as anoun, pronounced [tɔd]. tui is at rank #42,740, tagged as apron, pronounced /ˈtu.iː/.

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 72162, this pair ranks #25,970 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of tod vs tui

Shared letters: t. Private to "tod": do. Private to "tui": iu.

"tod" · 3 letters · shape CVC  ·  "tui" · 3 letters · shape CVV

Frequently Asked Questions

Can "tod" and "tui" be used interchangeably?
No - they are not even the same part of speech. "tod" is a noun and "tui" a pronoun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "tod" or "tui"?
"tod" is the more common of the two: it sits at frequency rank #29,422 in our Spanish list, against #42,740 for "tui". 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 "tod" 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 #25,970 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "tod" and "tui" also get mixed up with nearby pairs, the highest-scored neighbour is "tui vs tul". Nearby pair

Confusion rank #25,970 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list