Is “Bookmaker” a Scrabble word?
Yes
BOOKMAKER
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 Bookmaker
/ˈbʊkmeɪkəɹ/
noun
1.A person who prints or binds books.
2.A person who compiles books from the writings of others.
3.A person (or a business) who calculates odds and accepts bets, especially on horse racing; a bookie.