1. con as in concomitant   far, distant   related, beyond   against   meet, with, together   Hint Half-n-half Clue   2. in as in inchoate   meet, with, together   all, whole   not   after   Half-n-half Clue   3. intra as in intravenous   within   all, whole   after   related, beyond   Half-n-half Clue   4. syn as in synthesis   through, complete   backward   with, together   new   Half-n-half Clue   5. super as in superfluous   through, complete   new   above, over   with, together   Half-n-half Clue   6. per as in perennial   chief, main, first   with, together   through, complete   against   Half-n-half Clue   7. arch as in archive   related, beyond   against   chief, main, first   with, together   Half-n-half Clue