tranquil vs composed

tranquil and composed both are adjectives.

Word	Noun	Adjective	Verb	Adverb
tranquil	No	Yes	No	No
composed	No	Yes	No	No

tranquil (adjective)	composed (adjective)
(of a body of water) free from disturbance by heavy waves	serenely self-possessed and free from agitation especially in times of stress
not agitated; without losing self-possession