Synonyms for Disdainful:

adj.

contemptuous (adjective)
flippant, derisive, abusive, deprecative, Ridiculing, scornful, scoffing, sarcastic, mocking, disparaging, insulting, satirical, contemptuous, antipathetic, jeering, sardonic.
proud (adjective)
dismissive.
ridiculing (adjective)
derisive.
scornful (adjective)
contemptuous, antipathetic, derisive, egotistic, indifferent, proud, supercilious, lordly, haughty.

n.

disdain, scorn, familiarity breeds contempt, disregard, contempt, derogatory. respect. disdainful (noun)
lordly, insulting, haughty, prideful, scornful, supercilious, contemptuous, sniffy, proud, swaggering, disrespectful.
scornful (noun)
study at proud, indifferent, dismissive, egotistic.

Other synonyms:

indifferent, disregard. egotistic, disdain. scorn, contempt. belittling
derogatory.
Other relevant words:
egotistic, prideful, swaggering, derogatory, dismissive, indifferent, disregard, proud, haughty, sniffy, disrespectful, disdain, lordly, supercilious.

Usage examples for disdainful

  1. It was plain that he felt himself to be at a disadvantage before the gravity of Dante's disdainful courage, and that he was better with blows than with words. – The God of Love by Justin Huntly McCarthy
  2. This comes from keeping aloof from the world, apart from our fellow- men; disdainful of society, as frivolous. – Hyperion by Henry Wadsworth Longfellow
  3. Lady Hannah, supremely disdainful turned her back upon the liar.... – The Dop Doctor by Clotilde Inez Mary Graves