Synonyms|334Antonyms|83|Broader|1Narrower|0Related|778

211 entries under adjective topic. ×

1
unfearing
1
unflinching
1
unstoppable
1
unswerving
1
unyielding
1
vehement
1
venturous
0
assiduous
0
chirpy(bright, energetic, passionate, determined)
0
devil-may-care
0
diligent
0
full of beans
0
go-ahead
0
hard-working
0
invincible
0
irrepressible
0
jumping(bright, energetic, passionate, determined)
0
purposeful
0
purposive
0
pushy
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APASmart Define. (2016). mettlesome thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/mettlesome/thesaurus/synonyms
ChicagoSmart Define. 2016. "mettlesome thesaurus" https://smartdefine.org/mettlesome/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, mettlesome thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/mettlesome/thesaurus/synonyms>.
MLASmart Define. "mettlesome thesaurus" 2 March 2016. Web. 30 September 2026. <https://smartdefine.org/mettlesome/thesaurus/synonyms>