57 entries under adjective topic. ×

1
close(thoughtful, sober, serious, sincere)
1
constant(thoughtful, sober, serious, sincere)
1
deep(tough, severe, important, significant)
1
determined(intense, deliberate, thoughtful, sober)
1
earnest(important, determined, sober, serious)
1
far-reaching(tough, severe, important, significant)
1
fateful(tough, severe, important, significant)
1
firm(intense, deliberate, determined, thoughtful)
1
fixed(intense, determined, thoughtful, sober)
1
for real(expression, thoughtful, sober, serious)
1
formidable(tough, severe, important, significant)
1
grave(great, tough, severe, heavy)
1
hard(tough, severe, important, significant)
1
intense(deliberate, determined, sober, serious)
1
intent(intense, deliberate, determined, thoughtful)
1
laborious(tough, severe, important, significant)
1
mean business(expression, intense, deliberate, determined)
1
meaning business(expression, tough, severe, important)
1
meaningful(tough, severe, important, significant)
1
no-fooling(determined, thoughtful, sober, serious)
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APASmart Define. (2011). playing hard ball thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/playing_hard_ball/thesaurus/synonyms
ChicagoSmart Define. 2011. "playing hard ball thesaurus" https://smartdefine.org/playing_hard_ball/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2011, playing hard ball thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/playing_hard_ball/thesaurus/synonyms>.
MLASmart Define. "playing hard ball thesaurus" 24 May 2011. Web. 26 September 2026. <https://smartdefine.org/playing_hard_ball/thesaurus/synonyms>