termasvstrásWhich spelling fits?

Quick tell: termas is a noun, trás is an adverb, so they fill different roles in a sentence.

Which to use

“termas” is a noun and “trás” is an adverb - they look or sound alike but fill different roles in a sentence.

#36,670
“termas” frequency rank
#860
“trás” frequency rank
37530
confusion score

Side-by-Side Comparison

Feature termas trás
Definition plural de terma depois de

Letter map: termas vs trás

Shared letters muted; letters that set termas and trás apart highlighted. Shared run: 3.

6 ch
termas
4 ch
trás

Grammar separator: termas vs trás

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: termas is anoun and trásanadverb. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 37530, derived from the frequency rank of both members and their visual similarity.

termas is recorded at frequency rank #36,670, classified as anoun, pronounced /ˈteɾ.mɐʃ/. trás is at rank #860, tagged as anadv.

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 37530, this pair ranks #29,071 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of termas vs trás

Shared letters: rst. Private to "termas": aem. Private to "trás": á.

"termas" · 6 letters · shape CVCCVC  ·  "trás" · 4 letters · shape CCVC

Known mistypes of this pair

  • termasetrmas · temras · terams · termass · termmas · termsa · terrmas · tremas

Frequently Asked Questions

Is swapping "termas" for "trás" ever safe?
No - they are not even the same part of speech. "termas" is a noun and "trás" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "termas" or "trás" show up more?
"trás" is the more common of the two: it sits at frequency rank #860 in our Portuguese list, against #36,670 for "termas". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pair "termas" vs "trás" is on the table, pick a follow-up below.

  • Full dictionary entry for "termas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "trás" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #29,071 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "termas" and "trás" also get mixed up with nearby pairs, the highest-scored neighbour is "teima vs termas". 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 #29,071 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