1. swell   DISTEND   DISPERSE   ELICIT   DISSENT   Hint Half-n-half Clue   2. spread widely   DOCUMENT   ELICIT   EFFACE   DISSEMINATE   Half-n-half Clue   3. use unfairly   DISSEMINATE   EXPLOIT   EXONERATE   EXTRICATE   Half-n-half Clue   4. serve as example   ENGENDER   DISSEMINATE   EXONERATE   EXEMPLIFY   Half-n-half Clue   5. carry out   ENGENDER   EXEMPLIFY   EMEND   EXECUTE   Half-n-half Clue   6. obliterate   EFFACE   EMULATE   ENGENDER   DOCUMENT   Half-n-half Clue   7. disagree   DISSENT   EXALT   DISPERSE   EMEND   Half-n-half Clue