25 entries under empty topic. ×

4
vain(adjective, false, worthless, untrue)
2
irrelevant(adjective, false, unreasonable, senseless)
1
frivolous(adjective, poor, thin, false)
1
fruitless(adjective, worthless, frivolous, ineffective)
1
hollow(adjective, false, unreasonable, senseless)
1
insignificant(adjective, senseless, worthless, unwarranted)
1
nugatory(adjective, worthless, frivolous, ineffective)
1
pointless(adjective, useless, senseless, worthless)
1
superficial(adjective, thin, false, worthless)
1
trivial(adjective, poor, thin, false)
1
unhelpful(adjective, senseless, worthless, unwarranted)
1
unnecessary(adjective, useless, senseless, worthless)
1
unsuccessful(adjective, worthless, frivolous, ineffective)
1
useless(adjective, senseless, worthless, unwarranted)
1
worthless(adjective, senseless, unwarranted, wanton)
0
abortive(adjective, worthless, frivolous, ineffective)
0
bootless(adjective, worthless, frivolous, ineffective)
0
futile(adjective, worthless, frivolous, ineffective)
0
ineffective(adjective, worthless, frivolous, futile)
0
not serious(expression, adjective, worthless, frivolous)
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APASmart Define. (2015). groundless thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/groundless/thesaurus/synonyms
ChicagoSmart Define. 2015. "groundless thesaurus" https://smartdefine.org/groundless/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, groundless thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/groundless/thesaurus/synonyms>.
MLASmart Define. "groundless thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/groundless/thesaurus/synonyms>