147 entries under adjective topic. ×

1
slightest(head, beginning, opening, original)
1
smallest(head, beginning, opening, original)
1
substrative(important, significant, original, essential)
1
supporting(important, significant, original, essential)
1
sustaining(important, significant, original, essential)
1
theoretical(important, significant, original, essential)
1
uncomplicated(simple, straightforward, basic, fundamental)
1
underived(rough, important, significant, fresh)
1
understandable
1
undomesticated(simple, rough, crude, basic)
1
undressed(hard, rough, raw, basic)
1
unfledged
1
unlearned(simple, rough, crude, basic)
1
unperfected
1
unripe
1
untaught(simple, coarse, natural, raw)
1
untrained(simple, coarse, natural, raw)
1
untutored(simple, rough, crude, basic)
1
young
0
critical
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APASmart Define. (2015). rudimentary thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/rudimentary/thesaurus/synonyms
ChicagoSmart Define. 2015. "rudimentary thesaurus" https://smartdefine.org/rudimentary/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, rudimentary thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/rudimentary/thesaurus/synonyms>.
MLASmart Define. "rudimentary thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/rudimentary/thesaurus/synonyms>