steadiness of mind under stress
wind moving at less than 1 knot; 0 on the Beaufort scale
make calm or still
become quiet or calm, especially after a state of agitation
cause to be calm or quiet as by administering a sedative to
not agitated; without losing self-possession
make steady
(of weather) free from storm or wind
ruthless in competition
violently agitated and turbulent
marked by extreme and violent energy
marked by extreme intensity of emotions or convictions; inclined to react violently; fervid