1. ab as in aberration   prior to, before   many   away from   not   Hint Half-n-half Clue   2. hypo as in hypochondria   below normal, lower   across   large, long   away from   Half-n-half Clue   3. pro as in propitiate   outside, beyond   in favour of, forward   across   many   Half-n-half Clue   4. dia as in diagonally   across   near, around   under, less   away from   Half-n-half Clue   5. ambi as in ambivalence   away from   both   half, partly   earliest, first   Half-n-half Clue   6. de as in decadence   many   excessively   not   down   Half-n-half Clue   7. peri as in peripatetic   bad, faulty   not   near, around   half, partly   Half-n-half Clue