filiation

noun

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

The verdict

“filiation” is uncommon English (outside the top frequency list), classed as a noun. 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) - The condition of being a child of a specified parent.

Corpus desk

Index EN-filiation · filiation · English

filiation · 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 filiation
PropertyValue
Headwordfiliation
LanguageEnglish
Part of speechNoun
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “filiation” in English

filiationranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

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

Rare enough to double-check

filiation is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 4 senses are on record.

No generated misspelling entries exist for filiation in our index, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: First attested in c. 1520. From French filiation The correct English form is filiation, spelled F-I-L-I-A-T-I-O-N.

Definition

  1. 1
    The condition of being a child of a specified parent.
  2. 2
    The ancestry or lineage shared by a group having the same bloodline.
  3. 3
    The determination of paternity.
  4. 4
    One that is derived from a parent or source; an offshoot.

Recorded use

Wiktionary example

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

  1. The filiations are from a common stock.

Etymology

First attested in c. 1520. From French filiation

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 "filiation"?
"filiation" is spelled F-I-L-I-A-T-I-O-N.
What does "filiation" mean?
As a noun, "filiation" means: The condition of being a child of a specified parent.
What is the origin of the word "filiation"?
First attested in c. 1520. From French filiation 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.

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

Source: FrequencyWords open word-frequency list