unruffled

UK
/ʌnˈrʌf.əld/
US
/ʌnˈrʌf.əld/

Examples

You wish to keep your mind as clear, cool and unruffled as the surface of a mountain lake on a calm day.

Vous souhaitez garder l'esprit aussi clair, calme et imperturbable que la surface d'un lac de montagne par une journée sans vent.

Every one who has watched the movements of the various creatures which live below the surface of the water is aware how entirely dependent he is on the unruffled character of that surface.

Quiconque a observé les mouvements des créatures vivant sous la surface de l’eau sait combien ses observations dépendent du calme de cette surface.