Supercilious

/ˌsuː.pərˈsɪl.i.əs/ adjective hard

Behaving as though one is superior to others, with a haughty and dismissive attitude.

The supercilious critic dismissed the entire exhibit with a single sneering paragraph.

Memory Trick

'Supercilious' contains 'super,' meaning above - a supercilious person always acts as if they are floating above everyone else.