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 implausible is "unbelievable.", the definition for aerate is "To supply with air.", and the definition for placebo is "An inactive substance used in medical testing."

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 inauspicious is "not favorable.", the definition for archaic is "Characteristic of an earlier time.", and the definition for penurious is "Extrememly stingy."

The definition for sociable is "Inclined to seek companionship." Used in a sentence: The sociable Glenda was delighted to receive the party invitation. The definition for commemorate is "to mark by a ceremony.", the definition for incongruous is "Not harmonious, incompatible.", and the definition for accentuate is "To emphasize."

The definition for exalt is "To elevate by praise." Used in a sentence: The fireman was publicly exalted for his heroism. The definition for corroborate is "to support with evidence.", the definition for pathos is "Sympathetic pity.", and the definition for exalt is "To elevate by praise."

The definition for incidental is "Minor." Used in a sentence: The accountant advised Justine not to report her incidental expenses. The definition for mediate is "to come between parties in order to reconcile.", the definition for untenable is "Not able to be defended.", and the definition for servile is "Fearfully submissive."