retervsretroWhich spelling fits?

Quick tell: reter is a verb, retro is an adjective, so they fill different roles in a sentence.

Which to use

“reter” is a verb and “retro” is an adjective - they look or sound alike but fill different roles in a sentence.

#14,701
“reter” frequency rank
#24,145
“retro” frequency rank
38846
confusion score

Side-by-Side Comparison

Feature reter retro
Definition não largar da mão que tem traço aspectual que remonta ou é similar a de coisa que já foi comum, vigente ou generalizado em tempo passado

Where the eye mixes reter and retro

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. reter (CVCVC) and retro (CVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
reter
5 ch
retro

Visual trap between reter and retro

These two trip readers on the page rather than in the ear: reter is /Rɨ.ˈteɾ/ while retro is /ˈχɛ.tɾʊ/. 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 (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 38846, derived from the frequency rank of both members and their visual similarity.

reter is recorded at frequency rank #14,701, classified as averb, pronounced /Rɨ.ˈteɾ/. retro is at rank #24,145, tagged as anadj, pronounced /ˈχɛ.tɾʊ/.

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 38846, this pair ranks #27,539 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of reter vs retro

Shared letters: ert. Private to "reter": -. Private to "retro": o.

"reter" · 5 letters · shape CVCVC  ·  "retro" · 5 letters · shape CVCCV

Known mistypes of this pair

  • reter ← erter · reetr · reterr · retre · retter · rreter · rteer
  • retro ← ertro · rerto · retor · retrro · rettro · rretro · rtero

Frequently Asked Questions

Can "reter" and "retro" be used interchangeably?
No - they are not even the same part of speech. "reter" is a verb and "retro" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "reter" or "retro" show up more?
"reter" is the more common of the two: it sits at frequency rank #14,701 in our Portuguese list, against #24,145 for "retro". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "reter" and "retro" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "reter" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "retro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #27,539 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "reter" and "retro" also get mixed up with nearby pairs, the highest-scored neighbour is "ratio vs retro". 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 #27,539 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