0
sedate
0
serious
0
severe
0
sharp
0
sharp-witted
0
sober
0
sobersided
0
solemn
0
sound off
0
stable
0
staid
0
supersmart
0
ultrasmart
0
uncomic
0
unsmiling
0
weighty
0
well-founded
0
well-grounded
11 years ago|834 views|share |citing 
APASmart Define. (2015). daffy thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/daffy/thesaurus/antonyms
ChicagoSmart Define. 2015. "daffy thesaurus" https://smartdefine.org/daffy/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2015, daffy thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/daffy/thesaurus/antonyms>.
MLASmart Define. "daffy thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/daffy/thesaurus/antonyms>