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LampPro Tip 1/3
Mood IndicatorPlay
Use 'sullen' to describe someone showing irritation or ill humor by a gloomy silence. SlideAfter losing the game, he had a sullen demeanor.
LampPro Tip 2/3
Not RudePlay
'Sullen' suggests a silent moodiness, not rudeness or meanness. SlideHer sullen attitude was more about her sadness than any dislike for us.
LampPro Tip 3/3
Temporary StatePlay
'Sullen' often implies a temporary state rather than a permanent trait. SlideHe's usually cheerful, just a bit sullen today.