2
sadly
2
wretchedly(adverb, feelings, emotions)
1
austerely
1
cheerlessly
1
dolefully
1
gloomily(adverb, sadly)
1
gravely
1
mournfully
1
solemnly
1
sorrowfully
1
unhappily(adverb, sadly)
0
ascetically
0
atrociously
0
blackly
0
brokenheartedly
0
darkly
0
dejectedly
0
depressedly
0
desolately
0
distressingly
10 years ago|803 views|share |citing 
APASmart Define. (2016). lightheartedly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/lightheartedly/thesaurus/antonyms
ChicagoSmart Define. 2016. "lightheartedly thesaurus" https://smartdefine.org/lightheartedly/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, lightheartedly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/lightheartedly/thesaurus/antonyms>.
MLASmart Define. "lightheartedly thesaurus" 23 March 2016. Web. 22 September 2026. <https://smartdefine.org/lightheartedly/thesaurus/antonyms>