Jeer : make rude and mocking remarks, typically in a loud voice. Mourn : feel or show sorrow for the death of (someone), typically by following conventions such as the wearing of black clothes. Praise : express warm approval or admiration of. Mock : tease or laugh at in a scornful or contemptuous manner. Sneer : a contemptuous or mocking smile, remark, or tone.
Antonym of Jeer is Praise