Expendable rhymes with:
spendable, dependable, spendable, amendable, commendable, dependable, extendable, spendable, amendable, commendable, dependable, expandable, extendable, mandible, nonrefundable, refundable, spendable, understandable
spendable, dependable, spendable, amendable, commendable, dependable, extendable, spendable, amendable, commendable, dependable, expandable, extendable, mandible, nonrefundable, refundable, spendable, understandable