Is “Frequentative” a Scrabble word?
Yes
FREQUENTATIVE
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 Frequentative
noun
1.(grammar) Any of a subclass of imperfective verbs that denote a repeated action, no longer productive in English, but found in e.g. Finnish, Latin, Russian, and Turkish.
Synonyms: iterative
adjective
1.(grammar) Serving to express repetition of an action.
“"Crackle" is an English frequentative verb derived from "crack".”