25 entries under verb topic. ×

6
whiten(pale, darken)
4
lighten(dull, enhance, illuminate)
3
bleach(noun, enhance, yellow, whiten)
3
praise
2
compliment
2
illuminate
2
illumine
1
brighten
1
enhance
1
glorify
1
straighten
0
adorn
0
alight
0
alter
0
authorise
0
clarify
0
classify
0
crystallise
0
crystallize
0
decorate
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APASmart Define. (2015). blacken thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/blacken/thesaurus/antonyms
ChicagoSmart Define. 2015. "blacken thesaurus" https://smartdefine.org/blacken/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2015, blacken thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/blacken/thesaurus/antonyms>.
MLASmart Define. "blacken thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/blacken/thesaurus/antonyms>