Adjective: tight-laced
- Exaggeratedly proper
"my tight-laced Aunt Anna doesn't approve of my miniskirts";
- priggish, prim, prissy, prudish, puritanical, square-toed [archaic], straitlaced, strait-laced, straightlaced, straight-laced, victorian, bluenosed [US, informal], uptight [informal]
See also: proper