unsoluble - not easily solved; "an apparantly insolvable problem"; "public finance...had long presented problems unsolvable or at least unsolved"- C.L.Jonesinsolvable, unresolvable, unsolvableinsoluble - admitting of no solution or explanation; "an insoluble doubt"
unsoluble - not easily solved; "an apparantly insolvable problem"; "public finance...had long presented problems unsolvable or at least unsolved"- C.L.Jones