अर्थ : Any material used especially to protect something.
पर्यायवाची : packing material, wadding
अर्थ : The enclosure of something in a package or box.
पर्यायवाची : boxing
अर्थ : Carrying something in a pack on the back.
							उदाहरण : 
							The backpacking of oxygen is essential for astronauts.
							
पर्यायवाची : backpacking