Collected

1.

(calm and self-controlled, in control of oneself, calm) collected works ដែលរួមគ្នា, calm and collected ដែលស្មីងស្មាធិ
Example: She always stays cool, calm and collected in a crisis.

1.

Gathered together.

2.

Self-possessed; calm; composed.

1.

calm, composed, cool, peaceful, placid, quiet, tranquil, unmoved

1.

agitated, aroused, excited, perturbed, violent