Sentence:  But consider—you need not be afraid of delegating power to me. I am no young lady on her <WSD>preferment</WSD>. Married women, you know, may be safely authorised. 
Meaning of the word marked with <WSD> tags:  The fact of being pushed or advanced to a more favourable situation; furtherance, promotion (of a candidate, action, undertaking etc.). (15th–17th c.)