IPA: /nɒnˈdɪlɪvəri/
KK: /nɑnˈdɪlɪvəri/
A situation where something that was supposed to be delivered is not delivered.
The company faced penalties due to nondelivery of the goods.
Nondelivery → It is formed from "non-" (meaning not) and "delivery" (from Old French *delivrer*, meaning to free or set free). The word "nondelivery" means the failure to deliver or the act of not delivering something.
Think of 'not' ('non-') and 'setting free' ('delivery') — nondelivery means not setting something free or failing to deliver it.