Is “Houseguest” a Scrabble word?
Yes
HOUSEGUEST
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 Houseguest
noun
1.A person who visits and stays at someone else's house, usually for one or more nights.
“We had houseguests for weeks after the wedding.”
Synonyms: guest