Is “Overcook” a Scrabble word?
Yes
OVERCOOK
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 Overcook
verb
1.To cook for too long or at too high a temperature.
2.To do something to excess; to overdo.
“The runner overcooked it on the first lap, and ended up finishing last.”