IPA: /oʊˈbeɪsəns/
KK: /oʊˈbeɪsəns/
A movement or gesture that shows respect or submission to someone, often involving bending the body or lowering the head.
He showed his obeisance by bowing deeply before the king.
Obeisance is derived from the Old French 'obeissance' (meaning submission or obedience), which comes from the Latin 'obedientia' (meaning obedience). The word combines the idea of being submissive or showing respect to someone in authority.
Think of 'obedience' as a way to remember that 'obeisance' means showing respect or submission to someone.
No commonly confused words.