We don't have synonyms for the hump yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are the help, the rump and the dump.
(N) :
the name given by Allied pilots in the Second World War to the eastern end of the Himalayan Mountains over which they flew military transport aircraft from India to China to resupply the Chinese war effort of Chiang Kai-shek and the units of the United States Army Air Forces based in China.
(N) :
a conspicuous dome-shaped summit on the northern shore of Lapeyrère Bay, northern Anvers Island, in the Palmer Archipelago.
(N) :
the name given by Allied pilots in the Second World War to the eastern end of the Himalayan Mountains over which they flew military transport aircraft from India to China to resupply the Chinese war effort of Chiang Kai-shek and the units of the United States Army Air Forces based in China.
(N) :
a conspicuous dome-shaped summit on the northern shore of Lapeyrère Bay, northern Anvers Island, in the Palmer Archipelago.