terásvstesãoWhich spelling fits?

Quick tell: terás is a verb, tesão is a noun, so they fill different roles in a sentence.

Which to use

“terás” is a verb and “tesão” is a noun - they look or sound alike but fill different roles in a sentence.

#28,045
“terás” frequency rank
#7,225
“tesão” frequency rank
35270
confusion score

Side-by-Side Comparison

Feature terás tesão
Definition segunda pessoa do singular do futuro do indicativo do verbo ter rijeza

Letter map: terás vs tesão

Shared letters muted; letters that set terás and tesão apart highlighted. Shared run: 3. terás (CVCVC) and tesão (CVCVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
terás
5 ch
tesão

Part-of-speech tell for terás / tesão

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: terás is averb and tesãoanoun. On the page they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 35270, derived from the frequency rank of both members and their visual similarity.

terás is recorded at frequency rank #28,045, classified as averb. tesão is at rank #7,225, tagged as anoun, pronounced /tɨ.ˈzɐ̃w̃/.

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 35270, this pair ranks #31,792 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of terás vs tesão

Shared letters: est. Private to "terás": rá. Private to "tesão": oã.

"terás" · 5 letters · shape CVCVC  ·  "tesão" · 5 letters · shape CVCVV

Frequently Asked Questions

Is swapping "terás" for "tesão" ever safe?
No - they are not even the same part of speech. "terás" is a verb and "tesão" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "terás" or "tesão" show up more?
"tesão" is the more common of the two: it sits at frequency rank #7,225 in our Portuguese list, against #28,045 for "terás". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "terás" and "tesão". Here's where to go from here.

  • Full dictionary entry for "terás" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tesão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #31,792 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "terás" and "tesão" also get mixed up with nearby pairs, the highest-scored neighbour is "tenaz vs terás". Nearby pair

Confusion rank #31,792 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