Используйте «irredeemable» в предложении

1. The subscribers to a new loan, who mean generally to sell their subscription as soon as possible, prefer greatly a perpetual annuity, redeemable by parliament, to an irredeemable annuity, for a long term of years, of only equal amount

2. To think such thoughts was almost irredeemable

3. What a despicable, ugly, irredeemable, selfish—”

4. Almost always what is quoted is the ordinary share (called ‘common stock’ in the United States), but some companies issue other quoted paper, such as irredeemable preference stock, convertibles, warrants and so on, and these are normally listed underneath