Is “Roost” a Scrabble word?
Yes
ROOST
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 Roost
/ɹuːst/
noun
1.The place where a bird sleeps (usually its nest or a branch).
2.A group of birds roosting together.
3.A bedroom
verb
1.(of birds or bats) To settle on a perch in order to sleep or rest
2.To spend the night