filarious

/fɪˈlɛəɹi.əs/

//fɪˈlɛəɹi.əs// adj

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

The verdict

“filarious” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Alternative form of filarial.

Corpus desk

Index EN-filarious · filarious · English

filarious · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "F" thin
  • PHOTO-UNK Peer pending

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.

Key facts for filarious
PropertyValue
Headwordfilarious
LanguageEnglish
Part of speechAdjective
IPA/fɪˈlɛəɹi.əs/
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “filarious” in English

filariousfalls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

filarious is uncommon English outside the top frequency list, classed as anadjective, transcribed /fɪˈlɛəɹi.əs/. Rarity is why readers land here mid-draft. Gloss: "Alternative form of filarial.".

We couldn't generate a plausible misspelling set for filarious, suggesting the orthography follows predictable English patterns. No confusable counterpart is on file for this word, a sign it's visually distinctive enough not to be mixed up with another word.

Wiktionary doesn't record an etymology for this headword, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is filarious, spelled F-I-L-A-R-I-O-U-S.

Definition

  1. 1
    Alternative form of filarial.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "filarious"?
"filarious" is spelled F-I-L-A-R-I-O-U-S. The IPA pronunciation is /fɪˈlɛəɹi.əs/.
What does "filarious" mean?
As an adjective, "filarious" means: Alternative form of filarial.
How do you pronounce "filarious"?
The IPA (International Phonetic Alphabet) transcription for "filarious" is /fɪˈlɛəɹi.əs/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "filarious" come from?
"filarious" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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.

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

Source: FrequencyWords open word-frequency list