self-possessed vs poised

self-possessed and poised both are adjectives.

Word	Noun	Adjective	Verb	Adverb
self-possessed	No	Yes	No	No
poised	No	Yes	No	No

As adjectives, self-possessed and poised are synonyms defined as:

Other synonyms of self-possessed include collected, equanimous, self-collected, self-contained.

self-possessed (adjective)	poised (adjective)
in full control of your faculties	marked by balance or equilibrium and readiness for action
	in full control of your faculties