bigmouth

noun

"bigmouth" is a 8-letter English headword indexed on PlainSpell.

The verdict

“bigmouth” is uncommon English (outside the top frequency list), classed as a noun. 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) - One who talks too much or says things which should not be said.

Corpus desk

Index EN-bigmouth · bigmouth · English

bigmouth · 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 "B" 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 bigmouth
PropertyValue
Headwordbigmouth
LanguageEnglish
Part of speechNoun
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “bigmouth” in English

bigmouthsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

bigmouth is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "One who talks too much or says things which should not be said.".

The misspelling generator found no plausible variants for bigmouth, which points to an orthography that plays by predictable English rules. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From big + mouth. The correct English form is bigmouth, spelled B-I-G-M-O-U-T-H.

Definition

  1. 1
    One who talks too much or says things which should not be said.

Recorded use

Wiktionary example

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

  1. Bigmouth strikes again / And I've got no right to take my place / With the human race

Etymology

From big + mouth.

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 "bigmouth"?
"bigmouth" is spelled B-I-G-M-O-U-T-H.
What does "bigmouth" mean?
As a noun, "bigmouth" means: One who talks too much or says things which should not be said.
What is the origin of the word "bigmouth"?
From big + mouth. 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