Is “Mentor” a Scrabble word?
Yes
MENTOR
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 Mentor
/ˈmɛn.tɔː/
noun
1.A wise and trusted counselor or teacher
verb
1.To act as someone's mentor