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 implement is "to carry out or accomplish.", the definition for parity is "Equality.", and the definition for appalling is "Inspiring dismay or disgust."

The definition for untenable is "Not able to be defended." Used in a sentence: Rashid made the untenable statement that George Washington was the second president of the United States. The definition for inauspicious is "not favorable.", the definition for genial is "Sympathetic, friendly.", and the definition for implausible is "Unbelievable."

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 placebo is "an inactive substance used in medical testing.", the definition for brandish is "To shake or wave menacingly.", and the definition for obnoxious is "Highly offensive."

The definition for accentuate is "To emphasize." Used in a sentence: Carla used red ribbons to accentuate the coppery tones in her hair. The definition for intricate is "having complex and interrelated parts.", the definition for penurious is "Extrememly stingy.", and the definition for epistolary is "Contained or carried on in letters."

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 incumbent is "necessary as a duty or responsibility.", the definition for drab is "Dull, monotonous.", and the definition for surplus is "Excess."