These days words like eargasm, foodgasm etc. are used commonly in culture. According to me, this suffix is attached to an activity when the following states are experienced during it:
- Happiness, joy
- Inspiration
- High, kick, adrenaline rush, being in a trance
- Empowerment
- Confidence
- Determinations
- Decision making
- Expression
- Courage
- Creative solutions, answers
- Intuition