also: くれふたがる
godan verb (-ru)
be shrouded in darkness; become pitch-dark
Describes a place or scene becoming completely dark, often with a sense of oppressive gloom. Literary and somewhat rare.
森の中はすっかり暗れ塞がっていた。
The forest was completely shrouded in darkness.
godan verb (-ru)
fall into deep sadness; be overcome with despair
Metaphorical extension of the darkness sense; describes a person's emotional state becoming dark and hopeless. Rare and literary.
悲報を聞いて、彼の心は暗れ塞がった。
Upon hearing the sad news, his heart fell into deep despair.