NSW Selective & Scholarship
Adulterate
verb/uh-DUL-tuh-rayt/
To make something worse or impure by adding something inferior to it.
In contextAdding water to adulterate the paint made it thin and streaky.
Remember it
Adulterate makes something 'alter'-ed for the worse by mixing in something impure.
Use it well
Use 'adulterate' for spoiling something pure by mixing in a lower-quality substance.