18 entries under introductory topic. ×

19
preliminary(adjective, start, beginning, words, basic)
15
prefatory(adjective, start, words, basic, precedence)
12
preceding(adjective, precedence)
11
preparative(adjective, basic, preparation)
9
opening(adjective, basic)
8
prior(adjective, precedence)
7
primary(adjective, basic)
6
before(adjective, basic, precedence)
6
elementary(adjective, basic)
6
prelusive(adjective, basic, precedence)
5
inductive(adjective, start, basic)
5
prolegomenous(adjective, start, words, preliminary)
3
previous(adjective, basic)
2
precautionary(adjective, basic, preparation)
2
prep(adjective, basic)
0
in advance of(adjective, basic)
0
in anticipation of(adjective, basic)
0
prior to(adjective, basic)
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APASmart Define. (2015). preparatory thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/preparatory/thesaurus/synonyms
ChicagoSmart Define. 2015. "preparatory thesaurus" https://smartdefine.org/preparatory/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, preparatory thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/preparatory/thesaurus/synonyms>.
MLASmart Define. "preparatory thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/preparatory/thesaurus/synonyms>