1. conceal   SENTENTIOUS   UNEARTH   VANGUARD   UNSULLIED   Hint Hint       2. original   TRITE   VAUNTED   INDOLENT   VANGUARD   Hint       3. extol   TREPIDATION   TRITE   VILIFY   UNWITTING   Hint       4. active   VAUNTED   SENTENTIOUS   SENILITY   SEDENTARY   Hint       5. sedulous   INDOLENT   TURBULENT   UNGAINLY   TRADUCE   Hint       6. verbose   UNEARTH   SENTENTIOUS   UNRULY   VILIFY   Hint       7. peaceful   UNSEEMLY   TURPITUDE   TRUCULENT   TUMULT   Hint