The definition for incumbent is "Necessary as a duty or responsibility." Used in a sentence: It was incumbent on Jack to attend his father's retirement party. The definition for regale is "to amuse.", the definition for incidental is "Minor.", and the definition for foil is "One that enhances or underscores by contrast."

The definition for drab is "Dull, monotonous." Used in a sentence: The drab winter scene made Keisha long for the vibrant colors of spring. The definition for finite is "having definite limits.", the definition for genial is "Sympathetic, friendly.", and the definition for moderate is "Tending toward the average."

The definition for epistolary is "Contained or carried on in letters." Used in a sentence: The shoebox filled with letters was the ony remains of Ming's epistolary friendship with Emile. The definition for periodic is "occurring at regular intervals.", the definition for disconcert is "To throw into confusion.", and the definition for perception is "Capacity for seeing or understanding."

The definition for commemorate is "To mark by a ceremony." Used in a sentence: Each year, the Franklins commemorate their anniversary by visiting the site of their first date. The definition for retroactive is "effective as of a prior time or condition.", the definition for pretentious is "Making unjustified claims.", and the definition for insinuate is "To suggest indirectly."

The definition for pretentious is "Making unjustified claims." Used in a sentence: The pretentious boy said that he was the fastest runner, but he finished last in the race. The definition for manifest is "obvious.", the definition for regurgitate is "To pour out or throw back.", and the definition for unscrupulous is "Lacking principles."