Is “Supra” a Scrabble word?
Yes
SUPRA
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 Supra
adverb
1.Used to indicate that the current citation is from the same source as the previous one.