abuser

Plural: abusers

Noun

• A person who uses something improperly or to bad effect.
• someone who abuses
• One who abuses someone or something.
• One who uses in an illegal or wrongful use.

Examples

• abuser of my generosity
• child abuser
• cocaine abuser
• drug abuser
• He was a notorious abuser of the blank tile, often for low scores.

Synonyms

maltreater