Cumulative income bond . A type of bond that pays interest only when there is sufficient income. It must make up missed interest payments. Cumulative preferred stock . Preferred stock that allows companies to postpone dividend payments.
Dividends accumulate if any are missed.
Totally unsecured loans. Loans are guaranteed only by the good reputations of companies. The New York Central issued many debentures. Deferred interest bonds . Bonds that defer interest payments, often until maturity.