15
normal
8
common
8
reasonable
7
regular
6
customary
6
ordinary
6
sensible
5
predictable
2
behaving(verb, adjective)
2
unvarying
2
usual
2
certify
2
practical
2
serious
1
constant
1
equable
1
habitual
1
invariable
0
accustomed
0
nonarbitrary
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APASmart Define. (2016). whimsical thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/whimsical/thesaurus/antonyms
ChicagoSmart Define. 2016. "whimsical thesaurus" https://smartdefine.org/whimsical/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2016, whimsical thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/whimsical/thesaurus/antonyms>.
MLASmart Define. "whimsical thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/whimsical/thesaurus/antonyms>