Inter (prefix) means between.
Ex. Interstellar
Aqu (prefix) means water.
Ex. Aqueduct
Some (suffix) means a group of (as in a number) or characterized by (as in an adjective).
Example - twosome or gruesome
Elle (suffix) means small.
Ex. Organelle
The tone is the attitude of a place, piece of writing, situation, etc. However the mood is <span>a temporary state of mind or feeling of just a character.
Hope this helps!:)</span>