IPA: /ˈprɪɡɪʃ/
KK: /ˈprɪgɪʃ/
Behaving in a very proper and self-righteous way, often looking down on others for not following the same strict standards.
Her priggish attitude made it difficult for her to make friends at the party.
Comparative: more priggish
Superlative: most priggish
Priggish originates from the word 'prig' (from Middle English 'priggen', meaning to steal or to be prim) combined with the suffix '-ish' (meaning having the quality of). The term describes someone who is overly concerned with propriety or behaving in a prim and proper manner.
Think of someone who is overly 'prim' or 'proper' — that's what 'priggish' means, having the quality of being excessively prim.