Synonyms|34Antonyms|0|Broader|0Narrower|0Related|1
1
seat
1
sill
1
substratum
1
substructure
1
terra firma
1
underpinning
1
understructure
0
absolute bottom
0
low
0
record low
0
rock-bottom
0
rock layer
0
solid bottom
0
the lowest
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APASmart Define. (2015). solid rock thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/solid_rock/thesaurus/synonyms
ChicagoSmart Define. 2015. "solid rock thesaurus" https://smartdefine.org/solid_rock/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, solid rock thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/solid_rock/thesaurus/synonyms>.
MLASmart Define. "solid rock thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/solid_rock/thesaurus/synonyms>