darken
//ˈdɑːr.kən//
Verb
darkenInfinitive
darkenPresent tense
darkenedPast tense
darkenedPast participle
darkeningPresent participle
darkensThird-person singular
1
To make or become dark or darker in color, shade, or light.
The sky darkened as the storm approached.
2
To make or become gloomy, sad, or troubled.
Her expression darkened when she heard the bad news.
3
To obscure or make less clear; to cloud.
His judgment was darkened by anger.