clam·ber 
/ˈklæmbɚ/ verb
clam·bers; clam·bered; clam·ber·ing always followed by an adverb or preposition /ˈklæmbɚ/ verb [no obj] : to climb or crawl in an awkward way
▪ The children clambered over the rocks. ▪ We clambered up the steep hill. ▪ The passengers clambered aboard.
▪ The children clambered over the rocks. ▪ We clambered up the steep hill. ▪ The passengers clambered aboard.
