Intoxicant (noun)

An intoxicant refers to any substance that can cause a state of drunkenness or alter cognitive or physical functions.

Origin:

The word intoxicant is derived from the word "intoxicate" meaning "to make drunk".

Examples:

1. Alcohol is a common intoxicant.
2. Drugs are considered as intoxicants.
3. Tobacco smoke contains intoxicants.
4. Some plants contain intoxicants that can cause hallucinations.
5. Some foods can act as intoxicants if consumed in large amounts.