mirthful

adj

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

The verdict

“mirthful” is uncommon English (outside the top frequency list), classed as an adjective. 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) - Filled with mirth.

Corpus desk

Index EN-mirthful · mirthful · English

mirthful · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 8 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "M" 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 mirthful
PropertyValue
Headwordmirthful
LanguageEnglish
Part of speechAdjective
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “mirthful” in English

mirthfulranks 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

mirthful is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Filled with mirth.".

Zero misspellings are on record for mirthful in our index, a straightforward case of a spelling with little room for common typos. Our confusable-pair dataset has no match for it, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From Middle English mirthful, equivalent to mirth + -ful. The correct English form is mirthful, spelled M-I-R-T-H-F-U-L.

Definition

  1. 1
    Filled with mirth.

Recorded use

Wiktionary example

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

  1. [T]he Feaſt was ſerv'd; the Bowl was crown'd; / To the King's Pleaſure went the mirthful Round: […]

Etymology

From Middle English mirthful, equivalent to mirth + -ful.

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 "mirthful"?
"mirthful" is spelled M-I-R-T-H-F-U-L.
What does "mirthful" mean?
As an adjective, "mirthful" means: Filled with mirth.
What is the origin of the word "mirthful"?
From Middle English mirthful, equivalent to mirth + -ful. 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