1. IRKSOME   quirk   tireless   irritating   interesting   excessive   Hint Half-n-half Clue   2. INURED   unaffected   inexperienced   futile   hurt   healthy   Half-n-half Clue   3. LACKADAISICAL   pusillanimous   ambitious   exceptional   singular   lacking direction   Half-n-half Clue   4. OPIATE   despair   tempestuous   distinctive   stimulant   distress   Half-n-half Clue   5. DELETERIOUS   punctual   harmless   time-consuming   shameful   delaying   Half-n-half Clue   6. DEFECTION   satirical   faultless   determination   strengthen   joining   Half-n-half Clue   7. OPPORTUNE   disarray   misfortune   ill-chosen   fortune   neglected   Half-n-half Clue