frequentative /fɹɪˈkwɛntətɪv/adjective 1noun 1forms 1 adjective1 •Serving to express repetition of an action."Crackle" is an English frequentative verb derived from "crack". noun1 •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. formsfrequentatives