Is “Re” a Scrabble word?
Yes
RE
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 Re
/ɹeɪ/
preposition
1.About, regarding, with reference to; especially in letters, documents and emails.
Synonyms: about, apropos, as for