BUENAS NOCHES because in the time "son las ocho de la noche"(8pm) it has the word 'noche' which indicates night time.
Answer: Permanent mood, vague and calm, of sadness and disinterest, which arises from physical or moral causes, usually of minor importance.
English Word: Melancholia
Explanation:
C la mariposa yo creo no es lo más parecido pero pues es mi opinión