8 entries under launch topic. ×

13
foreword(noun, start, opening, words)
13
preface(noun, start, opening, words)
12
prologue(noun, start, opening, words)
9
prelude(noun, event, start, opening, words)
7
overture(noun, start, opening, words)
7
proem(noun, opening, addition, establishment)
6
exordium(noun, opening, addition, establishment)
3
beginning(noun, opening, addition, establishment)
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APASmart Define. (2015). prolegomenon thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/prolegomenon/thesaurus/synonyms
ChicagoSmart Define. 2015. "prolegomenon thesaurus" https://smartdefine.org/prolegomenon/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, prolegomenon thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/prolegomenon/thesaurus/synonyms>.
MLASmart Define. "prolegomenon thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/prolegomenon/thesaurus/synonyms>