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 implement is "to carry out or accomplish.", the definition for pretentious is "Making unjustified claims.", and the definition for repentant is "Feeling regret."

The definition for aerate is "To supply with air." Used in a sentence: Every spring, Soloman used his tiller to aerate the compact soil. The definition for ethical is "conforming to accepted standards.", the definition for untenable is "Not able to be defended.", and the definition for incisive is "Impressively direct and decisive."

The definition for authoritarian is "Favoring absolute obedience to authority." Used in a sentence: Marco's authoritarian mother never allowed him to watch more than one hour of television a day. The definition for benefactor is "one who offers financial help.", the definition for retroactive is "effective as of a prior time or condition.", and the definition for exception is "A case to which the rule does not apply."

The definition for serenity is "Calmness." Used in a sentence: The serenity of the glassy sea soothed the sailors after the big storm. The definition for prune is "to reduce by removing excess.", the definition for buffer is "Protective barrier.", and the definition for discern is "To recognize as separate as distinct."

The definition for prudent is "Marked by wisdom, shrewd." Used in a sentence: Manny was happy she followed Greg's prudent advice to study, as the test was difficult. The definition for induce is "to influence or cause.", the definition for plaudits is "Enthusiastic approval.", and the definition for incidental is "Minor."