Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
uppishly is an adverb meaning "in a snobbish manner". It carries one recorded sense.
in a snobbish manner
“they snobbishly excluded their less wealthy friends from the party”
Definitions, synonyms and semantic relations for uppishly come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.