calm - noun

steadiness of mind under stress

wind moving at less than 1 knot; 0 on the Beaufort scale

calm - verb

• make calm or still
• make steady
• become quiet or calm, especially after a state of agitation
• cause to be calm or quiet as by administering a sedative to

calm - adjective

• (of weather) free from storm or wind
• not agitated; without losing self-possession

calm - thesaurus

becalm   calmness   composure   equanimity   lull   quiet   quieten   sedate   serene   steady   still   tranquil   tranquilize   tranquillise   tranquillize   unagitated