1
potential
1
predominant(adjective, essential, main, central)
1
prefatory(simple, straightforward, basic, uncomplicated)
1
preliminary(simple, straightforward, basic, uncomplicated)
1
primo(simple, straightforward, basic, uncomplicated)
1
primordial(adjective, rough, important, significant, original)
1
real
1
requisite(adjective, important, significant, original, essential)
1
rock-bottom(base, last)
1
rudimental(adjective, elementary)
1
significant(adjective, important, original, essential, basic)
1
simple(top, straightforward, basic, first, unsophisticated)
1
simplest(simple, straightforward, basic, uncomplicated)
1
simplex(simple, straightforward, basic, uncomplicated)
1
simplified(simple, straightforward, basic, uncomplicated)
1
sleeping
1
structural(important, original, basic, vital, primary)
1
subliminal
1
submerged
1
substantial
11 years ago|8.4k views|share |citing 
APASmart Define. (2015). underlying thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/underlying/thesaurus/synonyms
ChicagoSmart Define. 2015. "underlying thesaurus" https://smartdefine.org/underlying/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, underlying thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/underlying/thesaurus/synonyms>.
MLASmart Define. "underlying thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/underlying/thesaurus/synonyms>