Darkening has 4 different meanings across 2 categories:
Noun
· Adjective
Noun
1
changing to a darker color
2
The act of something becoming darker.
Verb
1
present participle of darken
Adjective
1
becoming dark or darker as from waning light or clouding over
"the darkening sky"
Broader Terms (hypernyms)
Narrower Terms (hyponyms)