47 entries under basic topic. ×

1
uncomplex(simple, straightforward, fundamental, uncomplicated)
1
uncomplicated(simple, straightforward, fundamental)
1
underlying(simple, straightforward, uncomplicated)
1
vestigial(simple, fundamental, elementary)
0
immature(simple, fundamental, elementary)
0
nuts and bolts(expression, idiom, fundamental)
0
undeveloped(simple, fundamental, elementary)
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APASmart Define. (2015). introductory thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/introductory/thesaurus/synonyms
ChicagoSmart Define. 2015. "introductory thesaurus" https://smartdefine.org/introductory/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, introductory thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/introductory/thesaurus/synonyms>.
MLASmart Define. "introductory thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/introductory/thesaurus/synonyms>