Is “Equestrianism” a Scrabble word?
Yes
EQUESTRIANISM
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 Equestrianism
noun
1.The art or sport of riding horses.
Synonyms: equestrian, sports, equestrianship, equitation, horse, horseriding