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Definition of mugginess
mugginess
/ˈmʌɡ.i.nəs/
mug · gi · ness
Adverb:muggily
•Adjective:muggy
mugginess Lexical Profile
CEFR
C1
Grade
8
Tier
2
Usage
Rare
Syllables
3
mugginess Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The state or quality of being unpleasantly warm, damp, and humid, especially in reference to the weather or atmosphere.
Example
"The oppressive mugginess of the late August afternoon made even a short walk exhausting."
Synonyms
View all synonyms for mugginess Antonyms
View all antonyms for mugginess• Rhymes for mugginess
Word Origin & Etymology
Formed in the 18th century from the adjective 'muggy' (from dialectal 'mug', meaning mist or drizzle, of Old Norse origin) plus the suffix '-ness'.
Cite this Entry
Wordmom. (2026). Definition of Mugginess. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/mugginess