1. augment   ENHANCE   DISPERSE   EXECUTE   DISTEND   Hint Half-n-half Clue   2. throw light on   ENHANCE   EXEMPLIFY   ELUCIDATE   DISPARAGE   Half-n-half Clue   3. hasten the progress of   DISSEMINATE   EXTOL   EXPEDITE   DISPERSE   Half-n-half Clue   4. improve morally   DISPERSE   EXALT   EFFACE   EDIFY   Half-n-half Clue   5. declare approval of   ENDORSE   ELICIT   EMULATE   EXEMPLIFY   Half-n-half Clue   6. glorify   DOCUMENT   EXTOL   EXACERBATE   EXTRICATE   Half-n-half Clue   7. use words ambiguously   EQUIVOCATE   DISPARAGE   ENDORSE   EXPLOIT   Half-n-half Clue