Agitate
Apt
Betray
Buttress
2. To reinforce, support
Caustic
2. Burning, corrosive, acidic
Champion
Concur
2. To happen at the same time
Consummate
2. Highly skilled, perfect
Contend
2. To argue, to assert
Crude
Cultivate
Facile
2. Simplistic, superficial
Faction
2. Conflict within a group
Farce
2. An absurd and meaningless show, a mockery
Gall
Game
Unfamiliar def: enthusiastic, courageous
Gross
Impress
Unfamiliar def: to force into service, septum the navy or army
Incendiary
2. Stirring up trouble or conflict
Initiative
Unfamiliar def: a usually new approach or plan to deal with a problem