How do you tell someone that they might have an addiction?

Confront: Addiction is a compulsive behavior that requires the inabilty to cut back, despite cosequences that has craving and associated with inabilty to function . Most addictions are often not noticed at first but over time becaome apparent. Seek help if neeeded.

Tell what bothers u: Pointing other person has a problem will create defensive attitude. The only thing you can do is to set healthy boundary for yourself - you can say I have a problem - whatever you are having issue with and give some rules and consequences. Learn how to detach from situations and follow through with consequences.

Prepared for denial: It's best to highlight behaviors that bother u, mention that you are concerned that these may be the consequences of compulsive use of xyz, urge treatment and offer help in seeking treatment. Be prepared for denial and rejection as that's one way for addicts to respond to such efforts. Though occasional instances of enabling might be unavoidable, try avoiding making it a pattern. Hope this helps.

Addiction: Be kind, compassionate, empathic and state your love and concern based on the facts you have observed without any generalizations. Go to al anon meetings for support and guidance. Best.