fatness

/ˈfætnəs/

//ˈfætnəs// noun

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

The verdict

“fatness” is uncommon English (frequency #65,878 among 2,507 “F” headwords), classed as a noun. The kind of spelling people second-guess.

#65,878
frequency rank, English
2,507
“F” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The state, quality, or condition of being fat.

Corpus desk

Index EN-fatness · fatness · English

fatness · rank #65,878 · 0 variants · 0 confusables

  • FREQ-RARE #65,878
  • LEN-LONG 7 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,507
  • PHOTO-FINISH farrier

Nearest frequency peer: farrier (-1 rank slots)

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.

Long-tail ranks near “fatness”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “fatness” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for fatness
PropertyValue
Headwordfatness
LanguageEnglish
Part of speechNoun
IPA/ˈfætnəs/
Letters7
Frequency rank#65,878
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “fatness” in English

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).fatnessfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “farrier” (#65,877), “fayre” (#65,880), “Fareed” (#65,875). Among 2,507 “F” headwords, “fatness” is #65,878. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

fatness is uncommon English at frequency #65,878 among 2,507 “F” headwords, classed as anoun, transcribed /ˈfætnəs/. Rarity is why readers land here mid-draft. Gloss: "The state, quality, or condition of being fat.".

We couldn't generate a plausible misspelling set for fatness, typically a sign the spelling maps closely to how the word sounds. No close-neighbour confusable shows up for this headword in our dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From Middle English fatnesse, fattenesse, from Old English fǣtnes (“fatness, the richest part of anything”), equivalent to fat + -ness. The correct English form is fatness, spelled F-A-T-N-E-S-S.

Definition

  1. 1
    The state, quality, or condition of being fat.

Recorded use

Wiktionary examples

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

  1. Bread made of Pannick nouriſheth little, and is cold and dry, verie brittle, hauing in it neither clammineſſe, nor fatneſſe; and therefore it drieth a moiſt belly.
  2. As therefore the morning devv, is a pavvne of the evenings fatneſſe, ſo, O Lord, let this daies comfort be the earneſt of to morrowes, […]

Etymology

From Middle English fatnesse, fattenesse, from Old English fǣtnes (“fatness, the richest part of anything”), equivalent to fat + -ness.

Antonyms

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "fatness"?
"fatness" is spelled F-A-T-N-E-S-S. The IPA pronunciation is /ˈfætnəs/.
What does "fatness" mean?
As a noun, "fatness" means: The state, quality, or condition of being fat.
How do you pronounce "fatness"?
The IPA (International Phonetic Alphabet) transcription for "fatness" is /ˈfætnəs/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "fatness"?
From Middle English fatnesse, fattenesse, from Old English fǣtnes (“fatness, the richest part of anything”), equivalent to fat + -ness. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "fatness", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list