Adjective : in a ladylike manner.    From Dictionary.com. 

If women behaved with more modesty and more ladylikeness, men would behave less boorishly.    From Wordnik.com.  [The sleazy sexism that's served up...] Reference

"If women behaved with more modesty and more ladylikeness, men would behave less boorishly.".    From Wordnik.com.  [The sleazy sexism that's served up...] Reference

Joy, she probably thinks your coloring too vivid for ladylikeness.    From Wordnik.com.  [The Wishing-Ring Man] Reference

I'm not given to taking conventional views of things and I'm the last woman in Ireland to want to make girls conform to the standard of what's called ladylikeness.    From Wordnik.com.  [Lalage's Lovers] Reference

Her unjust reproach went to his heart, so long preoccupied with its own troubles; he recalled with a tender remorse the old Venetian days and the kindliness of the gracious, silly woman who had seemed to like him so much; he remembered the charm of her perfect ladylikeness, and of her winning, weak-headed desire to make every one happy to whom she spoke; the beauty of the good-will, the hospitable soul that in an imaginably better world than this will outvalue a merely intellectual or aesthetic life.    From Wordnik.com.  [A Foregone Conclusion] Reference

Refinement, seemliness, "ladylikeness," -- even Sir Robert.    From Wordnik.com.  [Delia Blanchflower] Reference