prig Definition
prignoun 1. Someone who is self-righteously moralistic.
Thesaurus: puritan, prude, goody-two-shoes (US slang), goody-goody (slang), old maid; formalist.
Derivative: priggery
noun
Derivative: priggish
adj
Self-righteously moralisticThesaurus: prim, puritanical, stiff, sedate, prudish, starchy, strait-laced, Victorian, goody-goody (slang), narrow-minded, holier-than-thou, self-righteous, stuffy, pedantic, self-satisfied; Antonym: broad-minded, informal.
Derivative: priggishly
adverb
Derivative: priggishness
noun
Etymology: 18c; 16c in obsolete sense ‘a tinker'.