too-big-for-one's-breeches

(s) (used colloquially) overly conceited or arrogant
- a snotty little scion of a degenerate family -Laurent Le Sage
- they're snobs--stuck-up and uppity and persnickety
bigheaded, persnickety, snooty, snot-nosed, snotty, stuck-up, uppish,

Synonyms

bigheaded persnickety snooty snot-nosed snotty stuck-up uppish

Words of close approximity