Synonyms of preliminaries

1 Syllable
start
2 Syllables
training, prelims, preamble, groundwork, lead-in, warm-up, warmup, leadin, intro, hornbook
3 Syllables
exordium, preface, opening, prelude, foundation
4 Syllables
introduction, instatement, inaugural, preparation, initiations, introductions, initiation
5 Syllables
investiture, domestication, interpolation, prolegomenon, interpolations