Is “Overspecialize” a Scrabble word?
Yes
OVERSPECIALIZE
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 Overspecialize
/ˌəʊvəˈspɛʃəˌlaɪz/
verb
1.To specialize to an excessive degree.