modifications

noun

1. The form of existence belonging to a particular object, entity etc.; a mode of being.
2. The change undergone by a word when used in a construction (for instance am => 'm in I'm)
3. The result of modifying something; a new or changed form.
4. The act of making a change to something while keeping its essential character intact; an alteration or adjustment.“Jim's modification to the radio's tuning resulted in clearer sound.”