FrauvsfrioWhich spelling fits?

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

Which to use

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

#32,994
“Frau” frequency rank
#1,432
“frio” frequency rank
34426
confusion score

Side-by-Side Comparison

Feature Frau frio
Definition mulher falta de calor

Where the eye mixes Frau and frio

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. Frau and frio follow the identical consonant-vowel pattern (CCVV). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
Frau
4 ch
frio

Visual trap between Frau and frio

These two trip readers on the page rather than in the ear: Frau is /fraʊ̯/ while frio is /ˈfɾi.u/. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 34426, derived from the frequency rank of both members and their visual similarity.

Frau is recorded at frequency rank #32,994, classified as anoun, pronounced /fraʊ̯/. frio is at rank #1,432, tagged as anadj, pronounced /ˈfɾi.u/.

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 34426, this pair ranks #32,837 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Frau vs frio

Shared letters: fr. Private to "Frau": au. Private to "frio": io.

"Frau" · 4 letters · shape CCVV  ·  "frio" · 4 letters · shape CCVV

Known mistypes of this pair

  • Frau ← faru · ffrau · frrau · frua · rfau
  • frio ← ffrio · firo · froi · frrio · rfio

Frequently Asked Questions

Can "Frau" and "frio" be used interchangeably?
No - they are not even the same part of speech. "Frau" is a noun and "frio" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Frau" vs "frio" - which ranks higher?
"frio" is the more common of the two: it sits at frequency rank #1,432 in our Portuguese list, against #32,994 for "Frau". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "Frau" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "frio" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #32,837 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "Frau" and "frio" also get mixed up with nearby pairs, the highest-scored neighbour is "foras vs Frau". 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 #32,837 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