Facetious
playfully humorous; sarcastic
Flippant
not serious; playfully casual
Obsequious
too eager; in a way that seems in-sincere
Patronizing
condescending; conveying feeling of superiority
Pretentious
exaggerated show of intelligence; intended to impress
Ribald
humorous in a lewd or vulgar way
Sardonic
sarcastic in a cynical way
Sycophantic
sucking up an absurd amount
Snide
insulting in a indirect way
Wry
satire; mocking