24
concerned(adjective, hard)
22
nervous(adjective, hard, concerned)
19
anxious(noun, adjective)
17
overprotective
8
clairvoyant
6
feeling(adjective, hard, concerned, hard-hearted, nowhere)
5
curious
5
prudent
5
sentimental
4
intense(adjective, hard, concerned)
3
eager
3
ardent
3
happy
3
agog
3
apprehensive
3
jealous
3
smitten
3
voracious
3
wild
2
edgy
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APASmart Define. (2015). nonchalant thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/nonchalant/thesaurus/antonyms
ChicagoSmart Define. 2015. "nonchalant thesaurus" https://smartdefine.org/nonchalant/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, nonchalant thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/nonchalant/thesaurus/antonyms>.
MLASmart Define. "nonchalant thesaurus" 9 December 2015. Web. 23 September 2026. <https://smartdefine.org/nonchalant/thesaurus/antonyms>