1. person of no real importance.   toady   nonentity   obstetrician   miscreant   Hint Half-n-half Clue   2. beginner or new convert.   patriarch   podiatrist   partisan   neophyte   Half-n-half Clue   3. doctor specializing in children's diseases.   opportunist   masochist   orthodontist   pediatrician   Half-n-half Clue   4. person who tends to brag or boast.   philologist   mercenary   prodigy   braggart   Half-n-half Clue   5. one who advocates or backs a cause.   philanthropist   misogynist   proponent   poseur   Half-n-half Clue   6. illicit lover.   pragmatist   mentor   paramour   ornithologist   Half-n-half Clue   7. person who studies extinct organisms and prehistoric life.   patriarch   orator   palaeontologist   mogul   Half-n-half Clue