Is “Oversleep” a Scrabble word?
Yes
OVERSLEEP
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 Oversleep
/ˈəʊvəɹˌsliːp/
verb
1.To sleep for longer than intended.
“I overslept and was late for school.”
2.To sleep for longer than one intended.
3.To sleep beyond (a given time), to sleep through (an event etc.).
“to oversleep one's usual hour of rising”