Synonyms|286Antonyms|23|Broader|2Narrower|2Related|95
2
Dull
1
dark
0
darkening
0
aggravating
0
awkward
0
blackening
0
burdening
0
burdensome
0
deepening
0
depressing
0
dimming
0
dying
0
encumbering
0
exacerbating
0
fester
0
harsh
0
increasing
0
intensifying
0
irksome
0
strain
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APASmart Define. (2016). lightening thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/lightening/thesaurus/antonyms
ChicagoSmart Define. 2016. "lightening thesaurus" https://smartdefine.org/lightening/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2016, lightening thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/lightening/thesaurus/antonyms>.
MLASmart Define. "lightening thesaurus" 12 February 2016. Web. 25 September 2026. <https://smartdefine.org/lightening/thesaurus/antonyms>