Sentence:  In B. M. Spinley 's portrayal of the <WSD>underprivileged</WSD> and undereducated youth of London , a salient finding was the inability to postpone gratification , a need to satisfy impulses immediately without the pleasure of anticipation or of savoring the experience . 
Meaning of the word marked with <WSD> tags:  lacking the rights and advantages of other members of society