0
extreme
0
final
0
foremost
0
germinal(opening, initial)
0
grassroots(adjective, important, significant, essential, basic)
0
inborn
0
inbred
0
influential
0
inherent
0
innate
0
last(adjective, base)
0
lowest fundamental(expression, adjective, base, last)
0
maiden(opening, initial)
0
name of game(expression, adjective, idiom, primo, substratal)
0
nitty gritty(expression, adjective, primo, substratal)
0
nubber(adjective, primo, substratal)
0
opening
0
ultimate
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APASmart Define. (2015). foundational thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/foundational/thesaurus/synonyms
ChicagoSmart Define. 2015. "foundational thesaurus" https://smartdefine.org/foundational/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, foundational thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/foundational/thesaurus/synonyms>.
MLASmart Define. "foundational thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/foundational/thesaurus/synonyms>