Is “Prosing” a Scrabble word?
Yes
PROSING
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 Prosing
noun
1.Tedious talk or writing.
adjective
1.Writing prose; speaking or writing in a tedious or prosy manner.