横たえる[yokotaeru] to lay down
横たわる[yokotawaru] to lie down
横っ腹[yokoppara] side
横っ面[yokottsura] side of face
横溢[ouitsu] overflowing

横泳ぎ[yokooyogi] sidestroke (swim.)
横臥[ouga] lying on one's side
横膈膜[oukakumaku] diaphragm (body)
横顔[yokogao] face in profile