1
unperturbed
1
unruffled
1
unshakable
0
Downright Spunky(adjective, person, feelings, emotions)
0
abate
0
adjourn
0
affable
0
afterwards
0
again
0
allay
0
already
0
also
0
alter
0
assured
0
bland
0
breezy
0
calm down
0
clear
0
comforted
0
composed
10 years ago|1.4k views|share |citing 
APASmart Define. (2016). jittery thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/jittery/thesaurus/antonyms
ChicagoSmart Define. 2016. "jittery thesaurus" https://smartdefine.org/jittery/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, jittery thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/jittery/thesaurus/antonyms>.
MLASmart Define. "jittery thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/jittery/thesaurus/antonyms>