Synonyms and related words :
Vorspiel, antecedence, antecedency, anteposition, anteriority, avant-propos, breakthrough, concert overture, curtain raiser, descant, dominion, dramatic overture, exordium, foreword, front matter, front position, frontispiece, innovation, introduce, introduction, leap, operatic overture, overture, postulate, preamble, precedence, precedency, preceding, precession, precursor, preface, preference, prefix, prefixation, prefixture, preliminary, premise, presupposition, priority, proem, prolegomena, prolegomenon, prolepsis, prologize, prologue, protasis, prothesis, superiority, the lead, top priority, urgency, vamp, verse, voluntary