loss
The word 'perdita' is used in Italian to denote a sense of loss. It can refer to the loss of an object, a person, an opportunity, or a feeling. It is used similarly to how 'loss' is used in English, and can be used in various contexts.
The loss of time is irreparable.
This phrase is about regretting wasted time, implying that once time has been wasted, it can't be recovered.
I'm suffering from the loss of my dog.
This phrase is about the feeling of loss after the death of a pet, in this case, a dog.
There was a big loss of data on my computer.
This phrase is about losing important information, or data, stored on a computer.