Five usages of "Delete" key in Mac

In Mac, when "delete" key is pressed, Mac deletes a character of the left hand side of the cursor.

And any other usages ?

1. Press "fn" and "delete" key at the same time, Mac deletes a character of the right hand side of the cursor.

2. Press "option" and "delete" key, Mac deletes a whole word of the left hand side of the cursor.

3. Press "command" and "delete" key, Mac deletes the whole line.

4. Select a file or files and press "command" and "delete", Mac deletes the selected file(s) to recycle bin.