Is “Inarch” a Scrabble word?
Yes
INARCH
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 Inarch
verb
1.To graft by uniting, as a scion, to a stock, without separating either from its root before the union is complete.