The definition for diffident is "Lacking self–confidence." Used in a sentence: The diffident student never raised her hand in class, even when she knew the answer. The definition for apathetic is "showing little or no emotion.", the definition for derivative is "Lacking originality.", and the definition for incisive is "Impressively direct and decisive."

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 meticulous is "extrememly careful regarding details.", the definition for perception is "Capacity for seeing or understanding.", and the definition for commemorate is "To mark by a ceremony."

The definition for flaunt is "To display showily." Used in a sentence: Sheila, who could not resist bragging, flaunted the "A" marked on her test paper. The definition for drab is "dull, monotonous.", the definition for corrective is "Intended to correct.", and the definition for impenitent is "Lacking remorse."

The definition for accommodate is "To give consideration to." Used in a sentence: The hospitable couple was happy to accommodate the needs of their finicky guest. The definition for perception is "capacity for seeing or understanding.", the definition for elate is "To fill with joy.", and the definition for grandiose is "With an affectation of grandeur."

The definition for compulsion is "An irresistible impulse." Used in a sentence: Tamar, a shoe fanatic, could not resist the compulsion to buy the shiny red boots. The definition for insinuate is "to suggest indirectly.", the definition for rancorous is "Marked by deep ill–will.", and the definition for repentant is "Feeling regret."