17 entries under crude topic. ×

14
rudimentary(adjective, simple, fresh, basic)
5
primitive(adjective, simple, basic, fundamental)
5
undeveloped(adjective, simple, rough, basic)
2
underdeveloped(adjective, simple, naive, hidden)
1
atavistic(adjective, simple, rough, basic)
1
austere(adjective, simple, rough, basic)
1
brutish(adjective, simple, rough, basic)
1
childlike(adjective, simple, rough, basic)
1
naive(adjective, simple, rough, basic)
1
nonliterate(adjective, simple, rough, basic)
1
preliterate(adjective, simple, rough, basic)
1
simple(basic, fundamental, unsophisticated, elementary)
1
undomesticated(adjective, simple, rough, basic)
1
unlearned(adjective, simple, rough, basic)
1
untaught(adjective, simple, rough, basic)
1
untrained(adjective, simple, rough, basic)
1
untutored(adjective, simple, rough, basic)
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APASmart Define. (2015). vestigial thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/vestigial/thesaurus/synonyms
ChicagoSmart Define. 2015. "vestigial thesaurus" https://smartdefine.org/vestigial/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, vestigial thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/vestigial/thesaurus/synonyms>.
MLASmart Define. "vestigial thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/vestigial/thesaurus/synonyms>