Hardly a sophisticate is an expression used to describe someone who is not particularly sophisticated or worldly. The two crossword solutions for this term are 'RUBE' and 'BOOR'. RUBE is a slang term used to describe someone who is unsophisticated, naive, or uncultured. BOOR is a term used to describe someone who is rude, insensitive, or lacking in manners. Both terms are used to describe someone who is not particularly sophisticated or worldly.