Oahu

name

The verdict

“Oahu” is an uncommon French word, ranked #68,511 in French word frequency and used as a proper noun.

#68,511
frequency rank, French
4
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Île de l’archipel des Hawaï.

Key facts for Oahu
PropertyValue
HeadwordOahu
LanguageFrench
Part of speechProper noun
Letters4
Frequency rank#68,511
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “Oahu” sits in French frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). Oahu lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The French entry for Oahu is 4 letters long, classified as a proper noun. Corpus data places it at rank #68,511 in overall French word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "Île de l’archipel des Hawaï.".

We couldn't generate a plausible misspelling set for Oahu, which points to an orthography that plays by predictable French rules. This headword has no recorded confusable partner, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No explicit etymology string is stored for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct French form is Oahu, spelled O-A-H-U.

Definition

  1. 1
    Île de l’archipel des Hawaï.

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 "Oahu"?
"Oahu" is spelled O-A-H-U.
What does "Oahu" mean?
As a proper noun, "Oahu" means: Île de l’archipel des Hawaï.
What language does "Oahu" come from?
"Oahu" is a French word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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.

Using “Oahu”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct French spelling is O-A-H-U - every other letter order is a misspelling in standard orthography.
  • Browse more French words and confusable pairs in the same reference. French words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list