1 synonym for Preparatory

initial, preparatory, introductory, provisional, tentative, prefatory, precursory, prelude, opening, primary, early, first, foundational, pilot, trial, experimental, exploratory, advance, preceding, preparative, preambular, preface, forerunner, precursor, antecedent, incipient, rudimentary, embryonic, nascent, groundwork, leading, head, front, start, beginning, commencement, onset, outset, embarkation, launch, initiation, inception, overture, warm-up, setup, base [x]