genuflect

verbs

bend the knees and bow in church or before a religious superior or image
genuflect
is derived from
genuflection
is derived from
genuflexion
is a type of (narrower)
bend the head or the upper part of the body in a gesture of respect or greeting
"He bowed before the King"
bow
bend the knees and bow in a servile manner
genuflect, kowtow, scrape
is derived from
genuflection
is derived from
genuflexion