Is “Bathtub” a Scrabble word?
Yes
BATHTUB
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 Bathtub
/ˈbæθtʊb/
noun
1.A large container for holding water in which a person may bathe (take a bath).
Synonyms: bath, lavatory