flavonoid

/ˈfleɪvənɔɪd/

//ˈfleɪvənɔɪd// noun

"flavonoid" is a 9-letter English headword indexed on PlainSpell.

The verdict

“flavonoid” is uncommon English (frequency #92,613 among 2,507 “F” headwords), classed as a noun. The kind of spelling people second-guess.

#92,613
frequency rank, English
2,507
“F” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of many compounds that are plant metabolites, being formally derived from flavone; they have antioxidant properties, and sometimes contribute to flavor.

Corpus desk

Index EN-flavonoid · flavonoid · English

flavonoid · rank #92,613 · 0 variants · 0 confusables

  • FREQ-RARE #92,613
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,507
  • PHOTO-FINISH flambeau

Nearest frequency peer: flambeau (-1 rank slots)

Read with this headword: Spelling guide for this pattern

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.

Long-tail ranks near “flavonoid”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “flavonoid” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for flavonoid
PropertyValue
Headwordflavonoid
LanguageEnglish
Part of speechNoun
IPA/ˈfleɪvənɔɪd/
Letters9
Frequency rank#92,613
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “flavonoid” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).flavonoidfalls in this rarity band:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Rare peers in the same band: “flambeau” (#92,612), “Finnerty” (#92,611), “flinty” (#92,615). Among 2,507 “F” headwords, “flavonoid” is #92,613. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

flavonoid is uncommon English at frequency #92,613 among 2,507 “F” headwords, classed as anoun, transcribed /ˈfleɪvənɔɪd/. Rarity is why readers land here mid-draft. Gloss: "Any of many compounds that are plant metabolites, being formally derived from flavone; they have antioxidant properties, and sometimes contribute to flavor.".

No generated misspelling entries exist for flavonoid in our index, a sign its spelling follows regular English conventions. This entry stands alone in our confusable dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From flavone + -oid, from Latin flāvus (“yellow”). Not related to flavor. The correct English form is flavonoid, spelled F-L-A-V-O-N-O-I-D.

Definition

  1. 1
    Any of many compounds that are plant metabolites, being formally derived from flavone; they have antioxidant properties, and sometimes contribute to flavor.

Etymology

From flavone + -oid, from Latin flāvus (“yellow”). Not related to flavor.

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 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "flavonoid"?
"flavonoid" is spelled F-L-A-V-O-N-O-I-D. The IPA pronunciation is /ˈfleɪvənɔɪd/.
What does "flavonoid" mean?
As a noun, "flavonoid" means: Any of many compounds that are plant metabolites, being formally derived from flavone; they have antioxidant properties, and sometimes contribute to flavor.
How do you pronounce "flavonoid"?
The IPA (International Phonetic Alphabet) transcription for "flavonoid" is /ˈfleɪvənɔɪd/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "flavonoid"?
From flavone + -oid, from Latin flāvus (“yellow”). Not related to flavor. See the full etymology section above for more details.
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 English words by spelling shape

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

Same letter count

Frequency-ranked English headwords with 9 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list