1. INTERVENE   attribute to someone   come between   deny   persuade   Hint Half-n-half Clue   2. GAINSAY   obstruct   deny   persuade   influence by frightening   Half-n-half Clue   3. LINGER   persuade   stay for long time   ridicule   weaken   Half-n-half Clue   4. HAMPER   put into effect   ridicule   stir up   obstruct   Half-n-half Clue   5. IMPAIR   weaken   persuade   satisfy   grieve   Half-n-half Clue   6. INSTIGATE   grieve   influence by frightening   provoke   understand   Half-n-half Clue   7. INDICT   lose vitality   come between   accuse   put into effect   Half-n-half Clue