like: kriechen → →
kriechen ☊ 
bò, kéo lê ☊ 
☊ kriechen ☊ 匍匐 ☊ púfú She was on (her) hands and knees (= crawling on the floor) looking for an earring. ☊ hand ☊
Everyone was down on (their) hands and knees (= crawling on the floor) looking for the ring. ☊ knee ☊