Is “Sachem” a Scrabble word?
Yes
SACHEM
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 Sachem
/ˈsatʃəm/
noun
1.The chief of a Native American tribe; a sagamore.
2.A leader in the Tammany Hall society.