1. IRREVERENT   reverie   flippant   pious   serious   careful   Hint Half-n-half Clue   2. IRKSOME   tireless   irritating   excessive   quirk   interesting   Half-n-half Clue   3. INTRANSIGENT   stationary   siege   invigorating   yielding   short   Half-n-half Clue   4. DECLIVITY   increasing activity   abatement   upward slope   youth   proclivity   Half-n-half Clue   5. JAUNTY   sedate   carefree   boisterous   bounty   well-read   Half-n-half Clue   6. LACONIC   patient   open wound   taciturn   verbose   harmonic   Half-n-half Clue   7. OBSOLETE   modern   pretentious   complete   incomplete   ruined   Half-n-half Clue