Adjectives that end in -ed describe how you feel.
- The cats were very interested in the mouse.
(The cats feel interested in the mouse.)
- I feel relaxed after my holiday.
(I feel relaxed.)
- She felt tired after working all day.
Adjectives that end in -ing describe the action by something or someone.
- The running mouse was interesting for the cats.
(The running action of the mouse was interesting.)
- My holiday was relaxing.
(The action of my holiday was relaxing.)
- Her work is tiring. She feels tired at the end of every day.