Is “Fideism” a Scrabble word?
Yes
FIDEISM
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 Fideism
/ˈfideɪɪzəm/
noun
1.The doctrine that faith is the basis of all knowledge