Unforeseeable rhymes with:
foreseeable, foreseeable, foreseeable, forseeable, foreseeable, forseeable, agreeable, disagreeable, foreseeable, forseeable
Unforeseeable sounds like:
unbreakable, unenforceable, unforgivable
foreseeable, foreseeable, foreseeable, forseeable, foreseeable, forseeable, agreeable, disagreeable, foreseeable, forseeable
unbreakable, unenforceable, unforgivable