Is “Muggy” a Scrabble word?
Yes
MUGGY
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Muggy
/ˈmʌɡi/
adjective
1.(Of the weather, air, etc) humid, or hot and humid.
2.Wet or mouldy
“muggy straw”
Synonyms: close, oppressive, sticky, sultry