1. heart   endo as in endogenous   cord as in cordial   flex as in flexuous   curs as in precursor   Hint Half-n-half Clue   2. owe   civi as in civilization   deb as in indebted   derm as in pachyderm   corpor as in corporeal   Half-n-half Clue   3. believe   cognit as in cognition   cred as in credulous   domin as in domineer   erg as in ergonomics   Half-n-half Clue   4. care   duct as in viaduct   cur as in curator   cord as in cordial   di, diurn as in diurnal   Half-n-half Clue   5. within   di, diurn as in diurnal   erg as in ergonomics   fall as in fallacious   endo as in endogenous   Half-n-half Clue   6. cry out   fin as in finale   cognit as in cognition   fall as in fallacious   clam as in acclamation   Half-n-half Clue   7. people   dyn, dynam as in dynamite   dem as in demography   endo as in endogenous   deb as in indebted   Half-n-half Clue