i Register
In some senses, poise is marked as obsolete, archaic. Watch for register when choosing this word.
ADJ
natural
She moved with natural poise across the room, impressing everyone at the formal dinner.
social
Even after spilling coffee on her boss, Maria maintained her social poise throughout the meeting.
VERB + POISE
retain | lose
recover, regain
After stumbling during the presentation, he managed to recover his poise and continued speaking confidently.