[1] : WordNet (r) 2.0

straight-laced
     adj : exaggeratedly proper; "my straitlaced aunt anna doesn't
           approve of my miniskirts" syn: priggish, prim, prissy,
            prudish, puritanical, square-toed, straitlaced,
            strait-laced, straightlaced, tight-laced, victorian
see also:
priggish prim prissy prudish puritanical square-toed 
straitlaced strait-laced straightlaced tight-laced victorian 

[2] : WordNet (r) 2.0

straightlaced
     adj : exaggeratedly proper; "my straitlaced aunt anna doesn't
           approve of my miniskirts" syn: priggish, prim, prissy,
            prudish, puritanical, square-toed, straitlaced,
            strait-laced, straight-laced, tight-laced, victorian
see also:
priggish prim prissy prudish puritanical square-toed 
straitlaced strait-laced straight-laced tight-laced victorian 

[3] : Moby Thesaurus II by Grady Ward, 1.0

34 moby thesaurus words for "straightlaced":
   dour, firm, fundamentalist, hard, hidebound, impliable, inexorable,
   inflexible, iron, ironbound, ironclad, ironhanded, muscle-bound,
   obdurate, obstinate, orthodox, procrustean, purist, puristic,
   puritan, puritanic, relentless, rigid, rigorist, rigoristic,
   rigorous, rockbound, stiff, straitlaced, stubborn, unbending,
   uncompromising, unrelenting, unyielding

Straight-Laced >> S Words
Straight-Laced, definition of term: Straight-Laced
straight-laced_pag1.html