IPA: /kəmˈpoʊzd/
KK: /kəmˈpoʊzd/
Having a calm and self-controlled manner, not easily upset or excited.
She remained composed even during the stressful situation.
Composed → It is formed from "com-" (meaning together) and "ponere" (meaning to place). The word "composed" means placed together, indicating a state of being calm or orderly as if various elements are arranged harmoniously.
Think of elements being 'placed together' ('ponere') to create a calm and orderly state — that's what composed means.