15 entries under base topic. ×

6
lowest(adjective, low, last)
3
nethermost(adjective, last, bottom)
3
undermost(adjective, last, bottom)
2
lowermost(adjective, last, bottom)
2
ground
1
basal
1
basement
1
basic
1
foundational
1
primary
1
radical
1
underlying
0
last
0
lowest fundamental(expression, last)
0
meat and potatoes(expression, idiom, last)
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APASmart Define. (2015). rock-bottom thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/rock-bottom/thesaurus/synonyms
ChicagoSmart Define. 2015. "rock-bottom thesaurus" https://smartdefine.org/rock-bottom/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, rock-bottom thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/rock-bottom/thesaurus/synonyms>.
MLASmart Define. "rock-bottom thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/rock-bottom/thesaurus/synonyms>