Is “Stealthiest” a Scrabble word?
Yes
STEALTHIEST
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 Stealthiest
adjective
1.Characterized by or resembling stealth or secrecy.
Synonyms: concealed, sneaking, undercover