βράδυ

Etymology
From, from , due to it being the last part of the day and for it seeming to be the longest wait for it to arrive (compare the similar semantic development of ).

Adverb

 * 1) at night, by night, nightly

Noun

 * 1) evening period between sunset and full dark
 * 2)  night, evening period between sunset and sunrise
 * 1)  night, evening period between sunset and sunrise