at fault

prep_phrase

"at-fault" is a 7-letter English headword indexed on PlainSpell.

The verdict

“at fault” is uncommon English (outside the top frequency list), classed as a prep_phrase. The kind of spelling people second-guess.

Unranked
below top-frequency English
8
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Guilty, responsible, to blame.

Corpus desk

Index EN-at-fault · at fault · English

at fault · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "A" 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 at fault
PropertyValue
Headwordat fault
LanguageEnglish
Part of speechPrep_phrase
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “at fault” in English

at faultranks 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

at fault is uncommon English outside the top frequency list, classed as aprep_phrase. Rarity is why readers land here mid-draft. 2 senses are on record.

Zero misspellings are on record for at fault in our index, suggesting the orthography follows predictable English patterns. No confusable counterpart is on file for this word, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

No explicit etymology string is stored for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is at fault, spelled A-T- -F-A-U-L-T.

Definition

  1. 1
    Guilty, responsible, to blame.
  2. 2
    Of hunting dogs: unable to find the scent.

Recorded use

Wiktionary example

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

  1. Goalkeeper Mary Earps, wearing the armband in Bright's absence, was at fault for Beerensteyn's second goal as she allowed the ball to squeeze between her hands at the near post, after the Dutch striker had got the better of Carter and Lucy Bronze for her opener.

This word in other languages

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 "at fault"?
"at fault" is spelled A-T- -F-A-U-L-T.
What does "at fault" mean?
As a prep_phrase, "at fault" means: Guilty, responsible, to blame.
What language does "at fault" come from?
"at fault" is a English 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.

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

Source: FrequencyWords open word-frequency list