- Adjectives ending in "-ed" describe feelings and are used to talk about how people feel, such as being "bored", "tired", or "surprised".
- Adjectives ending in "-ing" describe things and situations, and are used to talk about things that are "boring", "tiring", or "surprising".
- Both "-ed" and "-ing" forms of adjectives exist, such as "amazed"/"amazing" or "bored"/"boring", but the forms are not always interchangeable and have different meanings.