WordNet: collected, equanimous, poised, self-collected, self-contained, self-possessed

in full control of your faculties; "the witness remained collected throughout the cross-examination"; "perfectly poised and sure of himself"; "more self-contained and more dependable than many of the early frontiersmen"; "strong and self-possessed in the face of trouble"

• similar to composed

collected

• (suomi) maltillinen (synonyymi)

equanimous

• (englanti) equanimity (derivationally related)
• (suomi) rauhallinen (synonyymi)

poised

• (suomi) arvokas (synonyymi)

self-collected

• (suomi) itsevarma (synonyymi)

self-contained

• (suomi) hillitty (synonyymi)

self-possessed

• (suomi) tyyni (synonyymi)