riu

noun

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“riu” is uncommon French (frequency #70,168 among 5,742 “R” headwords), classed as a noun. The kind of spelling people second-guess.

#70,168
frequency rank, French
5,742
“R” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Variante de ru.

Corpus desk

Index FR-riu · riu · French

riu · rank #70,168 · 0 variants · 0 confusables

  • FREQ-RARE #70,168
  • LEN-MID 3 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,742
  • PHOTO-FINISH risquerai

Nearest frequency peer: risquerai (-1 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Rangs de longue queue près de « riu »

Bande clairsemée: les barres inversent le rang pour que le rare se lise plus court

corpus weight

What this shows Vue de longue queue: où « riu » se situe face à des rangs français aussi rares.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for riu
PropertyValue
Headwordriu
LanguageFrench
Part of speechNoun
Letters3
Frequency rank#70,168
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « riu » en français

La fréquence va de la poignée de mots du quotidien (gauche) à la longue queue presque jamais vue (droite).riutombe dans cette queue de rareté:

#1#100#1K#10K#100K
← used constantlyrarely used →

L'échelle est logarithmique (chaque tic ≈ 10× plus rare). Voisins rares de la même bande: « risquerai » (#70,167), « rik » (#70,166), « rivalisé » (#70,170). Parmi 5,742 lemmes en « R », « riu » est au #70,168. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

riu is uncommon French at frequency #70,168 among 5,742 “R” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Variante de ru.".

No misspelling variants are generated for riu in our index, since its letter pattern doesn't lend itself to common typo substitutions. No confusable counterpart is on file for this word, a sign it's visually distinctive enough not to be mixed up with another word.

This entry's etymology isn't recorded, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct French form is riu, spelled R-I-U.

Definition

  1. 1
    Variante de ru.

Recorded use

Wiktionary example

These source excerpts show how riu appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Au riu d’une clere fontaine

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "riu"?
"riu" is spelled R-I-U.
What does "riu" mean?
As a noun, "riu" means: Variante de ru.
What language does "riu" come from?
"riu" is a French word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar French words by spelling shape

Same letter count and similar misspelling depth for "riu", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 3 letters (nearest by frequency rank).

rik#70,166pix#70,109sra#70,230srs#70,231

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list