Morose means gloomy and unwilling to talk. In a morose mood.
The silence is part of it, which is what separates it from merely sad. The Latin behind it meant self-willed and peevish rather than sad at all.
1adjectivemoroseGloomy and unwilling to talk.
“He was morose for a fortnight and then perfectly cheerful.”
morose is a quality.
Latin morosus meant fussy or self-willed, from mos, custom or will.
Latin
mōrōsus — particular, scrupulous, fastidious, self-willed, wayward, capricious, fretful, peevish
French
morose
English, today
morose
Built from
From French morose, from Latin mōrōsus (“particular, scrupulous, fastidious, self-willed, wayward, capricious, fretful, peevish”), from mōs (“way, custom, habit, self-will”). See moral.
Etymology from Wiktionary, CC BY-SA