69 entries under original topic. ×

1
deep-seated(adjective, basic, primary)
1
front(adjective, head, beginning, fresh)
1
grass-roots(adjective, important, significant, essential)
1
head(adjective, beginning, opening, prime)
1
headmost(adjective, head, beginning, fresh)
1
indispensable(adjective, important, significant, essential)
1
integral(adjective, important, significant, essential)
1
intrinsic(adjective, important, significant, essential)
1
leading(adjective, head, beginning, opening)
1
least(adjective, head, beginning, opening)
1
major(adjective, important, significant, essential)
1
meat-and-potatoes(adjective, important, significant, fresh)
1
necessary(adjective, important, significant, essential)
1
paramount(adjective, important, significant, essential)
1
pioneer(adjective, head, beginning, prime)
1
premier(adjective, head, beginning, fresh)
1
primo(simple, straightforward, basic, fundamental)
1
requisite(adjective, important, significant, essential)
1
significant(adjective, important, essential, basic)
1
slightest(adjective, head, beginning, opening)
11 years ago|11k views|share |citing 
APASmart Define. (2015). rudimentary thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/rudimentary/thesaurus/synonyms
ChicagoSmart Define. 2015. "rudimentary thesaurus" https://smartdefine.org/rudimentary/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, rudimentary thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/rudimentary/thesaurus/synonyms>.
MLASmart Define. "rudimentary thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/rudimentary/thesaurus/synonyms>