ratiovsretoConfusable pair

Quick tell: ratio is a noun, reto is an adjective, so they fill different roles in a sentence.

Which to use

“ratio” is a noun and “reto” is an adjective - they look or sound alike but fill different roles in a sentence.

#46,527
“ratio” frequency rank
#10,954
“reto” frequency rank
57481
confusion score

Side-by-Side Comparison

Feature ratio reto
Definition quociente, proporção, razão que não tem curvatura, sinuosidade ou inflexão; que segue sempre a mesma direção; direito, direto

Letter map: ratio vs reto

Shared letters muted; letters that set ratio and reto apart highlighted. Shared run: 3. ratio runs 5 letters (CVCVV) against reto's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
ratio
4 ch
reto

Grammar separator: ratio vs reto

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ratio is anoun and retoanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 57481, derived from the frequency rank of both members and their visual similarity.

ratio is recorded at frequency rank #46,527, classified as anoun, pronounced /ɻeɪ.ʃi.oʊ/. reto is at rank #10,954, 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 57481, this pair ranks #9,313 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of ratio vs reto

Shared letters: ort. Private to "ratio": ai. Private to "reto": e.

"ratio" · 5 letters · shape CVCVV  ·  "reto" · 4 letters · shape CVCV

Known mistypes of this pair

  • ratio ← artio · raito · ratoi · rattio · rratio · rtaio
  • reto ← erto · reot · retto · rreto · rteo

Frequently Asked Questions

Is swapping "ratio" for "reto" ever safe?
No - they are not even the same part of speech. "ratio" is a noun and "reto" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "ratio" vs "reto" - which ranks higher?
"reto" is the more common of the two: it sits at frequency rank #10,954 in our Portuguese list, against #46,527 for "ratio". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "ratio" vs "reto" is on the table, pick a follow-up below.

  • Full dictionary entry for "ratio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "reto" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #9,313 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "ratio" and "reto" also get mixed up with nearby pairs, the highest-scored neighbour is "rabi vs ratio". 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 #9,313 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