147 entries under adjective topic. ×

23
undeveloped(simple, coarse, natural, straightforward)
20
basic(hard, start, simple, plain)
19
elementary(start, simple, plain, important)
19
fundamental(simple, plain, important, head)
18
primitive(simple, plain, important, coarse)
16
vestigial(simple, fresh, crude, basic)
15
imperfect(inadequate, deficient, incomplete, wanting)
15
primary(simple, plain, important, head)
11
rudimental(start, simple, coarse, crude)
10
elemental(simple, plain, important, significant)
10
embryonic(simple, basic, fundamental, hidden)
10
immature(simple, natural, basic, fundamental)
10
initial(simple, plain, head, beginning)
10
underlying(simple, plain, important, significant)
9
incipient(head, beginning, fresh, original)
8
beginning(noun, start, simple, plain)
8
crude(natural, unrefined)
8
essential(simple, plain, important, significant)
8
first(order, important, significant, fresh)
8
rough(simple, coarse, natural, inadequate)
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APASmart Define. (2015). rudimentary thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/rudimentary/thesaurus/synonyms
ChicagoSmart Define. 2015. "rudimentary thesaurus" https://smartdefine.org/rudimentary/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, rudimentary thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/rudimentary/thesaurus/synonyms>.
MLASmart Define. "rudimentary thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/rudimentary/thesaurus/synonyms>