poise

Synonyms: address aplomb assurance balance bearing calmness confidence cool coolness delicatesse diplomacy elegance equability equanimity equilibrium grace gravity polish presence presence of mind sangfroid savoir faire self-assurance self-possession serenity stasis tact tactfulness tranquility

Antonyms: excitedness

Synonyms: ballast be ready brood float hang hold hover position stabilize stand steady support wait

Antonyms: drop fall