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 raucous is "noisy, rowdy.", the definition for combative is "Eager to fight.", and the definition for extenuating is "Partially excusing."

The definition for buffer is "Protective barrier." Used in a sentence: The dense trees acted as a buffer against the heavy rain. The definition for aesthete is "person having or affecting sensitivity to beauty.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for drab is "Dull, monotonous."

The definition for placebo is "An inactive substance used in medical testing." Used in a sentence: Tom, who had taken the placebo, found that his allergy symptoms did not go away. The definition for mediate is "to come between parties in order to reconcile.", the definition for elusive is "Hard to grasp.", and the definition for indecorous is "In bad taste."

The definition for flaw is "An imperfection." Used in a sentence: The otherwise perfect diamond had a tiny flaw that reduced its value. The definition for intricate is "having complex and interrelated parts.", the definition for conduit is "Means for transmitting or distributing.", and the definition for ecstatic is "Overwhelmingly emotional."

The definition for appalling is "Inspiring dismay or disgust." Used in a sentence: Hector found his roommate's habit of leaving his dirty socks on the floor appalling. The definition for fickle is "lacking constancy, changeable.", the definition for implement is "To carry out or accomplish.", and the definition for gravity is "Importance, significance."