Sentence:  Thus, some men feel <WSD>entitled</WSD> to sex if they buy their date a nice meal or a few drinks. In decades past, more than a few women felt <WSD>entitled</WSD> to a marriage commitment after an exclusive dating relationship had lasted for some commonly agreed upon period of time—say, a year. 
Meaning of the word marked with <WSD> tags:  Convinced of one's own righteousness (self-righteousness) or the justifiability of one's actions or status, especially wrongly so; demanding and pretentious.