1. underhand   EXPLICIT   DISCORDANT   DEVIOUS   DIFFUSE   Hint Half-n-half Clue   2. incorrect   ECCENTRIC   EXPEDIENT   DISCERNING   ERRONEOUS   Half-n-half Clue   3. having good judgment   DISCRIMINATING   DELETERIOUS   EXHILARATING   CORDIAL   Half-n-half Clue   4. evasive   ERRONEOUS   EXTENUATING   ECLECTIC   ELUSIVE   Half-n-half Clue   5. irrelevant   EXPLICIT   EXTRANEOUS   FALLACIOUS   CORRUGATED   Half-n-half Clue   6. skeptical   DELETERIOUS   CORRUGATED   CYNICAL   FALLOW   Half-n-half Clue   7. able to be done   FEASIBLE   EXHAUSTIVE   CORRUGATED   CORDIAL   Half-n-half Clue