Is “Inflexional” a Scrabble word?
Yes
INFLEXIONAL
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 Inflexional
adjective
1.(grammar) Of or pertaining to inflection.
2.Of or pertaining to a point of inflection of a curve.
Synonyms: flectional, flexional