obeisance obeisance /oʊˈbeɪsəns/

noun

1. The act of obeying; dutiful or submissive behavior with respect to another person  ( obeisance , obedience )
   the act of obeying; dutiful or submissive behavior with respect to another person
     The dog's obedience to commands impressed its trainer.
   The dog's obedience to commands impressed its trainer.
   
2. Bending the head or body or knee as a sign of reverence or submission or shame or greeting  ( bow , bowing , obeisance )
   bending the head or body or knee as a sign of reverence or submission or shame or greeting