Antonyms of adj serene

2 senses of serene

Sense 1
calm, unagitated, serene, tranquil -- (not agitated; without losing self-possession; "spoke in a calm voice"; "remained calm throughout the uproar"; "he remained serene in the midst of turbulence"; "a serene expression on her face"; "she became more tranquil"; "tranquil life in the country")

INDIRECT (VIA composed) -> discomposed -- (having your composure disturbed; "looked about with a wandering and discomposed air")

Sense 2
serene -- (completely clear and fine; "serene skies and a bright blue sea")

INDIRECT (VIA clear) -> cloudy -- (full of or covered with clouds; "cloudy skies")

Similarity of adj serene

2 senses of serene

Sense 1
calm, unagitated, serene, tranquil -- (not agitated; without losing self-possession; "spoke in a calm voice"; "remained calm throughout the uproar"; "he remained serene in the midst of turbulence"; "a serene expression on her face"; "she became more tranquil"; "tranquil life in the country")
       => composed (vs. discomposed) -- (serenely self-possessed and free from agitation especially in times of stress; "the performer seemed completely composed as she stepped onto the stage"; "I felt calm and more composed than I had in a long time")

Sense 2
serene -- (completely clear and fine; "serene skies and a bright blue sea")
       => clear (vs. cloudy) -- (free from clouds or mist or haze; "on a clear day")