Is “Schemer” a Scrabble word?
Yes
SCHEMER
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 Schemer
/ˈskimɚ/
noun
1.One who plots or schemes, who formulates plans.
2.One who is given to scheming.