Wiktionary
unliveable
a. (alternative spelling of unlivable English)
WordNet
Usage examples of "unliveable".
Was Mars really any different from McMurdo, or even Las Vegas, a city located in an unliveable desert?
Thus (by all accounts) the Catholics in Mangareva, and thus (to my own knowledge) the Protestants in Hawaii, have rendered life in a more or less degree unliveable to their converts.
In seeking to ruin the Kiss-Mee River valley to drive away its inhabitants, they managed to make it unliveable for their own kind.