1
gestatory
1
harbinger
1
hatching(adjective, beginning)
1
head(adjective, beginning, prime, past, previous)
1
headmost(adjective, head, beginning, fresh, original)
1
heretofore
1
homiletic
1
hortatory
1
illuminating
1
in embryo
1
in its infancy(expression, idiom)
1
in the beginning(expression, adjective, idiom, head, beginning)
1
in the bud(expression, idiom)
1
incunabular
1
informative
1
instructive
1
inventive
1
key(adjective, head, beginning, opening, original)
1
larval(simple, basic, fundamental, elementary)
1
lead
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APASmart Define. (2015). introductory thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/introductory/thesaurus/synonyms
ChicagoSmart Define. 2015. "introductory thesaurus" https://smartdefine.org/introductory/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, introductory thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/introductory/thesaurus/synonyms>.
MLASmart Define. "introductory thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/introductory/thesaurus/synonyms>