The definition for augment is "To make greater." Used in a sentence: Wanda read the dictionary every night to augment her vocabulary. The definition for diffident is "lacking self–confidence.", the definition for obnoxious is "Highly offensive.", and the definition for retroactive is "effective as of a prior time or condition."

The definition for rehash is "To discuss again." Used in a sentence: "Sandra," said her mother, "I am tired of rehashing this same topic over and over." The definition for illuminate is "to make clear.", the definition for pretentious is "Making unjustified claims.", and the definition for moderate is "Tending toward the average."

The definition for raucous is "Noisy, rowdy." Used in a sentence: Serena, who preferred quiet conversation, left the rancous party. The definition for moderate is "tending toward the average.", the definition for turmoil is "Extreme confusion, agitation.", and the definition for manifest is "Obvious."

The definition for comprehensible is "Understandable." Used in a sentence: Shannon spoke slowly so her directions would be comprehensible to her foreign visitor. The definition for equitable is "fair and equal.", the definition for compulsion is "An irresistible impulse.", and the definition for gravity is "Importance, significance."

The definition for composed is "Calm." Used in a sentence: Although her stomach was in knots, the actress appeared perfectly composed when she took the stage. The definition for advantageous is "giving an advantage.", the definition for obnoxious is "Highly offensive.", and the definition for adversary is "One who opposes or resists."