Is “Incompatibility” a Scrabble word?
Yes
INCOMPATIBILITY
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 Incompatibility
/ˌɪnkəmˌpætɪˈbɪlɪti/
noun
1.The quality or state of being incompatible; inconsistency; irreconcilability.