[はい, hai](n) (1) bowing one's head (in respect or worship); worship; (n-suf) (2) (hon) (after one's own name at the end of a letter) respectfully yours#15410[Add to Longdo]
[pekon ; pekori ; pekorin](adv, adv-to) (1) sound of thin metal or plastic surface caving in and springing back; (2) action of quickly bowing or lowering one's head; (with a) bob of the head[Add to Longdo]