In an insoluble manner; irresolubly, irresolvably.(adverb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "insolubly" in a sentence
"Fantasy has never been a genre, always a mode, although this is insolubly confused, I think, by the appropriation of the term in the 70s to a marketing category that was bound to a (set of?) rigorously defined genre (s?) of mainly "secondary world" Fantasy, with magic and whatnot."
"In Cuba, revolution, socialism, and national independence are insolubly linked."
"Peace, progress, human rights - these three goals are insolubly linked to one another: it is impossible to achieve one of these goals if the other two are ignored."