adj.
VERBS
▪ appear , be , feel , look , seem , sound
▪ get
▪
Now don't get ~ just because you've won a couple of games.
ADVERB
▪ extremely , fairly , very , etc.
▪ incredibly
▪
the incredibly ~ expression on his face
▪ almost
▪ a little , slightly , etc.
▪ annoyingly , insufferably , unbearably
▪
He is insufferably ~ and arrogant.
PREPOSITION
▪ about
▪
What are you looking so ~ about?
Smug is used with these nouns: ↑ expression , ↑ grin , ↑ look , ↑ satisfaction , ↑ smirk