218 entries under adjective topic. ×

63
useless(weak, flat, poor, sad)
38
ineffective(weak, poor, base, careless)
36
unavailing(weak, poor, base, stupid)
34
bootless(weak, inadequate, limited, feeble)
34
fruitless(weak, flat, sad, unhappy)
34
vain(weak, flat, sad, unhappy)
31
ineffectual(weak, poor, base, careless)
27
worthless(weak, poor, base, careless)
25
abortive(inadequate, limited, feeble, useless)
25
pointless(dull, simple, poor, base)
23
unproductive(weak, flat, poor, base)
20
sterile(poor, clean, base, inferior)
20
unprofitable(flat, poor, base, stupid)
19
unsuccessful(weak, inadequate, limited, feeble)
18
barren(flat, poor, base, inferior)
17
profitless(flat, poor, base, inferior)
17
otiose(useless, trivial, empty, worthless)
15
idle(weak, inadequate, limited, feeble)
14
empty(poor, base, value, silly)
14
nugatory(poor, base, value, inferior)
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APASmart Define. (2016). futile thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/futile/thesaurus/synonyms
ChicagoSmart Define. 2016. "futile thesaurus" https://smartdefine.org/futile/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, futile thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/futile/thesaurus/synonyms>.
MLASmart Define. "futile thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/futile/thesaurus/synonyms>