trásvstrialConfusable pair

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

Which to use

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

#860
“trás” frequency rank
#23,851
“trial” frequency rank
24711
confusion score

Side-by-Side Comparison

Feature trás trial
Definition depois de que é destinada a permitir uma avaliação sem compromisso prévia a um eventual posterior licenciamento

Letter map: trás vs trial

Shared letters muted; letters that set trás and trial apart highlighted. Shared run: 2.

4 ch
trás
5 ch
trial

Grammar separator: trás vs trial

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: trás is anadverb and trialanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 24711, derived from the frequency rank of both members and their visual similarity.

trás is recorded at frequency rank #860, classified as anadv. trial is at rank #23,851, tagged as anadj.

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 24711, this pair ranks #44,831 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of trás vs trial

Shared letters: rt. Private to "trás": . Private to "trial": ail.

"trás" · 4 letters · shape CCVC  ·  "trial" · 5 letters · shape CCVVC

Known mistypes of this pair

  • trialrtial · tiral · trail · triall · trila · trrial · ttrial

Frequently Asked Questions

Can "trás" and "trial" be used interchangeably?
No - they are not even the same part of speech. "trás" is an adverb and "trial" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "trás" or "trial" show up more?
"trás" is the more common of the two: it sits at frequency rank #860 in our Portuguese list, against #23,851 for "trial". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "trás" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "trial" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #44,831 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "trás" and "trial" also get mixed up with nearby pairs, the highest-scored neighbour is "trial vs trienal". 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 #44,831 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