addition
The Italian word 'aggiunta' is used to refer to the action or process of adding something to something else. It can also be used to describe an additional item or feature that is included in a product or service. In mathematical contexts, it can be used to refer to the operation of adding numbers together.
Do you need an addition of sugar in your coffee?
This sentence is an example of using 'aggiunta' in a context of adding something (sugar in this case) to something else (coffee).
The addition of this scene improved the movie.
In this context we're using 'aggiunta' to reference something (a scene in this case) that was added to an existing entity (the movie) and this addition has improved the final result.
Please, make an addition to the shopping list.
In this instance, 'aggiunta' is used to refer adding something new to an existing list (shopping list). This sentence would be used in a situation where you're asking someone to add an item to your shopping list.