unsurmountable

unsurmountable

(ˌʌnsɜːˈmaʊntəbəl) adj(of a problem, etc) not capable of being solved or overcome

Thesaurus

Adj.	1.	unsurmountable - not capable of being surmounted or overcome; "insurmountable disadvantages"insurmountableunconquerable - not capable of being conquered or vanquished or overcome; "a tribute to his courage...and his unconquerable will"- R.E.Danielson; "faced unconquerable difficulties"impossible - not capable of occurring or being accomplished or dealt with; "an impossible dream"; "an impossible situation"
	2.	unsurmountable - incapable of being surmounted or climbedunclimbableimpassable, unpassable - incapable of being passed

Translations

insormontabile