Answer: genuflect

AnswerCrossword Clue
GENUFLECTWord from Tom Lehrer's "Vatican Rag"
GENUFLECTExpress reverence, perhaps
GENUFLECTCurtsy
genuflectto bend the knee or touch one knee to the floor in reverence or worship.
genuflectto bend the knee and lower the body, esp in reverence
genuflecttouch the knee to the floor or ground especially in worship
genuflectto bend the knee
genuflectbe servilely obedient or respectful