Inedible rhymes with:
credible, edible, incredible, adabelle, affordable, amendable, audible, avoidable, biddable, biodegradable, buildable, commendable, credible, degradable, dependable, edible, erodible, excludable, expandable, expendable, extendable, formidable, inaudible, incredible, laudable, mandible, moldable, nonrefundable, persuadable, readable, recordable, refundable, reloadable, ridable, spendable, tradable, tradeable, unaffordable, unavoidable, unbuildable, understandable, unreadable
Inedible sounds like:
imitable, immutable, inaudible, inaudibly, inimitable, initable, intuitively