1. Exaggeratedly proper
   - priggish, prim, prissy, prudish, puritanical, square-toed, straitlaced, strait-laced, straight-laced, tight-laced, victorian

See also: proper

• inexpertly
• inexpiable
• inexplicability
• inexplicable
• inexplicably
• inexplicit
• inexplicitness
• inexpressible
• inexpressibly
• inexpressive
• inexpressively
• inexpugnable
• inexpungeable
• inexpungible
• inextensible
• inexterminable
• inextinguishable
• inextirpable
• inextricable
• inextricably
• infall
• infallibility
• infallible
• infallibly
• infamous