0
absolute(adjective, basic, fundamental, key, central)
0
actual
0
basically
0
bed
0
bottom line(expression, important, significant, essential, basic)
0
coal-and-ice
0
cold(adjective, basic, absolute, fundamental, key)
0
complete(adjective, basic, absolute, fundamental, key)
0
contributory
0
controlling(adjective, essential, main, central)
0
core(adjective, original, essential, basic, fundamental)
0
deep-down
0
discreet
0
dissimulated
0
dominant(adjective, top, essential, prime, vital)
0
embedment
0
embeds
0
embryonic
0
essentially
0
even
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>