1. blot out   PROFANE   OBLITERATE   PROVOKE   RECANT   Hint Half-n-half Clue   2. make unclear   PLACATE   OBSCURE   RECANT   RELEGATE   Half-n-half Clue   3. exclude   MOLLIFY   RANT   PRECLUDE   PLACATE   Half-n-half Clue   4. preserve indefinitely   MITIGATE   PERPETUATE   RECOUNT   REFUTE   Half-n-half Clue   5. chatter childishly   RECOUNT   PROFANE   PRATTLE   RANT   Half-n-half Clue   6. retract a former statement   OBLITERATE   NULLIFY   PERPETUATE   RECANT   Half-n-half Clue   7. postpone   MOCK   PRECLUDE   REBUFF   PROCRASTINATE   Half-n-half Clue