Is “Immixture” a Scrabble word?
Yes
IMMIXTURE
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 Immixture
noun
1.The act, or the result of immixing