The Collaborative International Dictionary of English v.0.48:

Womanish \Wom"an*ish\, a.
   Suitable to a woman, having the qualities of a woman;
   effeminate; not becoming a man; -- usually in a reproachful
   sense. See the Note under Effeminate. " Thy tears are
   womanish." --Shak. " Womanish entreaties." --Macaulay.
   [1913 Webster]

         A voice not soft, weak, piping, and womanish, but
         audible, strong, and manlike.            --Ascham.
   [1913 Webster] -- Wom"an*ish*ly, adv. -- Wom"an*ish*ness,
   n.
   [1913 Webster]

WordNet (r) 3.0 (2006):

womanish
    adj 1: having characteristics associated with women and
           considered undesirable in men; "womanish tears"

Moby Thesaurus II by Grady Ward, 1.0:

58 Moby Thesaurus words for "womanish":
   breakable, brittle, cheap-jack, chicken, cobwebby, crumbly, dainty,
   delicate, delicately weak, distaff, effeminate, female, feminine,
   flimsy, fragile, frail, frangible, gentlewomanlike, gimcrack,
   gimcracky, girlish, gossamery, gynecic, gynecoid, gynic, jerry,
   jerry-built, kittenish, ladylike, light, lightweight,
   little-girlish, maidenly, matronal, matronlike, matronly,
   muliebral, muliebrous, namby-pamby, old-womanish, papery,
   pasteboardy, petticoat, prissy, puny, shattery, sissified, sissy,
   sissyish, sleazy, slight, soft, tacky, unmanly, unsubstantial,
   wispy, womanlike, womanly