expostulate – express strong disapproval or disagreement

(Pronounced ex-pos-chuh-layt)

To remember the definition of the word expostulate, use the following mnemonic:

The mum had excellent posture, but lately (expostulate) the daughter's posture was poor and her mum expressed strong disapproval. 

Examples of expostulate in a sentence

She would often expostulate with his political opinions. 

They were all surprised he didn't expostulate on the matter. 

You need to go expostulate with one of the managers.