Is “Whoopie” a Scrabble word?
Yes
WHOOPIE
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 Whoopie
interjection
1.A spontaneous expression of delight or joy.
“Whoopee! I won!”