noun steadiness of mind under stress
noun wind moving at less than 1 knot; 0 on the Beaufort scale
Synonymscalm air
verb make calm or still
Oppositesagitate
verb become quiet or calm, especially after a state of agitation
verb cause to be calm or quiet as by administering a sedative to
adjective not agitated; without losing self-possession
Similarcomposed
Source: WordNet 3.1, Princeton University
