Put down and Sniff at

Put down verb - To express scornfully one's low opinion of.

Sniff at and put down are semantically related In some cases you can use "Sniff at" instead a verb "Put down".

Sniff at verb - To show contempt for.

Put down and sniff at are semantically related in mock topic. Sometimes you can use "Put down" instead a verb "Sniff at", if it concerns topics such as sneer.