Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
persnickety is an adjective meaning "(used colloquially) overly conceited or arrogant". It carries 2 recorded senses.
(used colloquially) overly conceited or arrogant
“a snotty little scion of a degenerate family”
“they're snobs--stuck-up and uppity and persnickety”
characterized by excessive precision and attention to trivial details
“a persnickety job”
“a persnickety school teacher”
Definitions, synonyms and semantic relations for persnickety come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.