88 entries under basis topic. ×

1
nucleus(noun, support, action, cause, start)
1
occasion(cause, reason, source, justification)
1
origin(cause, base, source, foundation)
1
premise(noun, support, action, cause, reason)
1
preparation(noun, base)
1
proof(noun, support, action, cause, reason)
1
source(noun, support, action, cause, start)
1
starting point(noun, expression, cause, start, base)
1
warrant(noun, support, action, base, beginning)
0
ABCs(substance, base, grounds)
0
account(reason, justification)
0
argument(reason, justification)
0
basics(substance, grounds)
0
beginning(noun, start, base, source, foundation)
0
bottom line(expression, substance, grounds)
0
brass tacks(expression, substance, grounds)
0
call(reason, justification)
0
chapter and verse(expression, idiom, reason, justification)
0
demonstration(reason, justification)
0
determinant(reason, justification)
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APASmart Define. (2015). underpinning thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/underpinning/thesaurus/synonyms
ChicagoSmart Define. 2015. "underpinning thesaurus" https://smartdefine.org/underpinning/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, underpinning thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/underpinning/thesaurus/synonyms>.
MLASmart Define. "underpinning thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/underpinning/thesaurus/synonyms>