123 entries under basic topic. ×

1
grass-roots(important, significant, original, vital)
1
immature(simple, fundamental, imperfect, undeveloped)
1
larval(simple, fundamental)
1
latent(adjective, characteristic, natural, original, essential)
1
meat-and-potatoes(important, significant, original, vital)
1
meat and potatoes(expression, adjective, idiom, simple, straightforward)
1
name of game(expression, adjective, idiom, significant, essential)
1
needful(adjective, significant, original, essential)
1
nitty-gritty(adjective, original, absolute, fundamental)
1
nub(adjective, original, absolute, fundamental)
1
paramount(adjective, important, significant, original, essential)
1
primo(adjective, simple, straightforward, original)
1
quintessential(adjective, significant, essential, vital)
1
required(adjective, significant, essential, vital)
1
requisite(adjective, important, significant, original, essential)
1
root(adjective, original, fundamental, primary)
1
significant(adjective, important, original, essential)
1
simplest(adjective, simple, straightforward, fundamental)
1
simplex(adjective, simple, straightforward, undemanding)
1
simplified(adjective, simple)
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APASmart Define. (2015). elementary thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/elementary/thesaurus/synonyms
ChicagoSmart Define. 2015. "elementary thesaurus" https://smartdefine.org/elementary/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, elementary thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/elementary/thesaurus/synonyms>.
MLASmart Define. "elementary thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/elementary/thesaurus/synonyms>