1. pan as in panacea   within   with, together   all, whole   above, over   Hint Half-n-half Clue   2. para as in paragon   through, complete   related, beyond   within   chief, main, first   Half-n-half Clue   3. arch as in archive   within   chief, main, first   backward   meet, with, together   Half-n-half Clue   4. ob as in obloquy   against   all, whole   chief, main, first   through, complete   Half-n-half Clue   5. per as in perennial   new   above, over   through, complete   against   Half-n-half Clue   6. post as in posthumous   back, again   meet, with, together   backward   after   Half-n-half Clue   7. con as in concomitant   meet, with, together   back, again   new   above, over   Half-n-half Clue