cool may imply calmness, deliberateness, or dispassionateness.
kept a cool head
composed implies freedom from agitation as a result of self-discipline or a sedate disposition.
the composed pianist gave a flawless concert
collected implies a concentration of mind that eliminates distractions especially in moments of crisis.
the nurse stayed calm and collected
unruffled suggests apparent serenity and poise in the face of setbacks or in the midst of excitement.
harried but unruffled
imperturbable implies coolness or assurance even under severe provocation.
the speaker remained imperturbable despite the heckling
nonchalant stresses an easy coolness of manner or casualness that suggests indifference or unconcern.
a nonchalant driver
Examples of composed in a Sentence
He had told us he felt nervous about the performance, but he seemed perfectly composed when he walked onto the stage.
They tried to remain composed throughout the ordeal.
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But Peggy never forgot her roots; a genre-blending selector with range, she’s known for her energetic but composed sets.—Kelly Washington, Refinery29, 22 Dec. 2025 Her face is no longer straining to remain composed.—Angelica Jade Bastién, Vulture, 19 Dec. 2025 Sweetgreen salads and composed bowls are also customizable.—Susan Selasky, Freep.com, 8 Dec. 2025 In an era of relentless man-to-man pressing, a midfielder who can stay composed and glide out of pressure is invaluable.—Chris Weatherspoon, New York Times, 2 Dec. 2025 See All Example Sentences for composed
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