One phrase, 2 meanings. Learn them one at a time, then test yourself.
Meaning 1 · most common
If you are hooked on something, you feel unable to stop using or doing it.
Example
A: Why are you watching another episode?
B: I'm hooked on this series.
Tell it apart
I'm hooked on online games.
I enjoy online games.
Meaning 2
If you are hooked on something, you enjoy it so much that you keep wanting more of it.
Example
A: Have you tried the new game?
B: Yes, and I'm completely hooked on it.
Tell it apart
Pick a meaning and say it out loud. Save the ones you mix up.