near one's knee; (by) one's side; (at) one's hand; place under the protection (of one's parents, etc.); (under) the care (of); territory of a powerful person
moving forward by sliding on one's knees (in the presence of high-ranking individuals)
popliteal fossa; popliteal space; area behind the knee
popliteal fossa; popliteal space; area behind the knee