Addiction is an uncontrolled emotional or physical dependence on a substance like alcohol or drugs. There are many clear warning signs that can help you recognize addiction, such as: Increased use of alcohol or drugs
Denying or trying to hide drinking or drug use:

Forgetting or denying things which happen while under the influence

Spending time with other drinkers or drug users

Downplaying or justifying drinking or drug use

Behaving very differently when intoxicated

Using alcohol or drugs to improve self-esteem