Synonyms|454Antonyms|159|Broader|6Narrower|1Related|1k
1
fruitless(inferior, inadequate, limited, feeble, useless)
1
futile(inferior, inadequate, limited, feeble, useless)
1
giddy
1
gone
1
goose-bumpy(shy, worried, afraid, apprehensive, scared)
1
groveling(adjective, humble, compliant, flattering, deferential)
1
grovelling
1
having the willies(expression, idiom, weak, gutless)
1
idle(inferior, inadequate, limited, feeble, useless)
1
imbecile
1
impetuous
1
inconstant
1
inefficacious(adjective, inferior, inadequate, limited, feeble)
1
inefficient(inferior, inadequate, limited, feeble, useless)
1
inferior(inadequate, limited, feeble, useless, vain)
1
ingratiating(adjective, compliant, flattering, deferential, sycophantic)
1
innocuous(inferior, inadequate, limited, feeble, useless)
1
inoperative(inferior, inadequate, limited, feeble, useless)
1
intimidated(adjective, weak, gentle, nervous, shy)
1
irregular
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APASmart Define. (2015). spineless thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/spineless/thesaurus/synonyms
ChicagoSmart Define. 2015. "spineless thesaurus" https://smartdefine.org/spineless/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, spineless thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/spineless/thesaurus/synonyms>.
MLASmart Define. "spineless thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/spineless/thesaurus/synonyms>