stuff
The Italian word 'roba' is used to refer to things, belongings, or items in a general sense. It can be used in both formal and informal contexts, and it is often used when referring to a collection of unspecified or miscellaneous items. For example, 'Non lasciare la tua roba in giro' means 'Don't leave your stuff lying around.'
Don't touch my stuff!
This is a command, directed at someone else, asking them not to touch the speaker's belongings. In this context, 'roba' refers to personal possessions or 'stuff'.
This stuff is very expensive.
This sentence is making a statement about the high cost of the item or items being referred to. Here, 'roba' is again referring to an object or objects but in a generalized way, hence translated as 'stuff'.
I forgot my stuff at home.
This sentence shows the speaker indicating that they left their belongings at home. The term 'roba' in this context refers to unspecified items or belongings, thus it translates as 'stuff'.