Is “Nitwits” a Scrabble word?
Yes
NITWITS
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 Nitwits
noun
1.A scatterbrained or stupid person.
“1921, Emmett Campbell Hall, "Need a Hero be a Nitwit?", The Editor, page 58”