54 entries under adjective topic. ×

1
foolhardy
1
manful
1
nervy
1
plucky
1
reckless
1
spunky
1
strong-willed(weak, determined)
1
undaunted
1
vertebrate
1
vigorous
0
adventurous
0
barefaced
0
brassy
0
dashing
0
defiant
0
disrespectful
0
enterprising
0
impertinent
0
impudent
0
industrious
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APASmart Define. (2015). spineless thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/spineless/thesaurus/antonyms
ChicagoSmart Define. 2015. "spineless thesaurus" https://smartdefine.org/spineless/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2015, spineless thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/spineless/thesaurus/antonyms>.
MLASmart Define. "spineless thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/spineless/thesaurus/antonyms>