teuvsthenWhich spelling fits?

Quick tell: teu is a pronoun, then is an adverb, so they fill different roles in a sentence.

Which to use

“teu” is a pronoun and “then” is an adverb - they look or sound alike but fill different roles in a sentence.

#592
“teu” frequency rank
#18,204
“then” frequency rank
18796
confusion score

Side-by-Side Comparison

Feature teu then
Definition de posse da segunda pessoa do singular (tu) então, aí. daí

Where the eye mixes teu and then

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

3 ch
teu
4 ch
then

Why the eye confuses teu with then

These two trip readers on the page rather than in the ear: teu is /ˈtew/ while then is /ˈðɛn/. 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 (pronoun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 18796, derived from the frequency rank of both members and their visual similarity.

teu is recorded at frequency rank #592, classified as apron, pronounced /ˈtew/. then is at rank #18,204, tagged as anadv, pronounced /ˈðɛn/.

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 18796, this pair ranks #52,106 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of teu vs then

Shared letters: et. Private to "teu": u. Private to "then": hn.

"teu" · 3 letters · shape CVV  ·  "then" · 4 letters · shape CCVC

Known mistypes of this pair

  • thenhten · tehn · thenn · thhen · thne · tthen

Frequently Asked Questions

Is swapping "teu" for "then" ever safe?
No - they are not even the same part of speech. "teu" is a pronoun and "then" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "teu" or "then" show up more?
"teu" is the more common of the two: it sits at frequency rank #592 in our Portuguese list, against #18,204 for "then". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "teu" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "then" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #52,106 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "teu" and "then" also get mixed up with nearby pairs, the highest-scored neighbour is "then vs thorn". 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 #52,106 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