darken

v. make dark; dim; grow dark; obscure; make blind; become blind; tarnish, stain; make sad or gloomy; become angry or unhappy

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Verb
1. become dark or darker; "The sky darkened"
(antonym) brighten, lighten
(hypernym) change
(hyponym) black out, blacken out
(derivation) blackening, darkening
2. become or make darker; "The screen darkend"; "He darkened the colors by adding brown"
(synonym) dim
(antonym) brighten
(hypernym) change intensity
(derivation) blackening, darkening
3. tarnish or stain; "a scandal that darkened the family's good name"
(hypernym) tarnish, stain, maculate, sully, defile
4. make dark or darker; "darken a room"
(antonym) brighten, lighten up, lighten
(hypernym) change, alter, modify
(hyponym) embrown
(derivation) blackening, darkening

v. ztmavnout; zatemnit

Czas. ściemniać (się); zaciemniać; niebo nagle zrobiło się ciemne

(v. i.)
To grow or darker.
  

(a.)
To render dim; to deprive of vision.
  

(a.)
To make foul; to sully; to tarnish.
  

(a.)
To make dark or black; to deprive of light; to obscure; as, a darkened room.
  

(a.)
To cloud, obscure, or perplex; to render less clear or intelligible.
  

(a.)
To cast a gloom upon.