Final answer:
A synonym for the word ADMONISH is warn.
Step-by-step explanation:
A synonym for the word ADMONISH is warn. Admonish means to scold or reprimand someone firmly. It is used when someone needs to be cautioned or told off for their behavior or actions. An example of using admonish in a sentence could be, 'The teacher admonished the students for arriving late to class.'