1. person who worries without cause (about his health).   heckler   oaf   founder   hypochondriac   Hint Half-n-half Clue   2. person who is unable to sleep.   insomniac   virago   gadfly   factotum   Half-n-half Clue   3. shrewish, abusive woman or termagant.   luminary   glutton   functionary   virago   Half-n-half Clue   4. person who acts as a go between.   fugitive   hireling   knave   liaison   Half-n-half Clue   5. handyman or servant employed to do all types of work.   factotum   drone   dilettante   epistemologist   Half-n-half Clue   6. person who starts a business or organization.   extrovert   founder   heretic   dissident   Half-n-half Clue   7. one who constantly talks about oneself.   heckler   incendiary   egotist   impostor   Half-n-half Clue