The definition for avian is "Relating to birds." Used in a sentence: The old man affectionately referred to pigeons as his "avian friends." The definition for placebo is "an inactive substance used in medical testing.", the definition for pantomime is "Telling a story through gestures.", and the definition for mundane is "Practical, ordinary."

The definition for mediate is "To come between parties in order to reconcile." Used in a sentence: The diplomatic Henry was able to mediate between the quarreling sisters. The definition for epistolary is "contained or carried on in letters.", the definition for cunning is "Showing clever insight.", and the definition for inauspicious is "Not favorable."

The definition for censure is "To find fault with." Used in a sentence: The critical teacher was quick to censure her students for even small mistakes. The definition for avian is "relating to birds.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for eulogy is "Speech or writing in praise of deceased."

The definition for augment is "To make greater." Used in a sentence: Wanda read the dictionary every night to augment her vocabulary. The definition for promote is "to contribute to the growth or prosperity of.", the definition for revoke is "To cancel by taking back.", and the definition for catastrophic is "Relating to extreme misfortune."

The definition for foil is "One that enhances or underscores by contrast." Used in a sentence: The sweet cookie was a perfect foil to the sour lemon sorbet. The definition for opportune is "suitable or convenient.", the definition for lurid is "Causing horror, shocking.", and the definition for combustion is "Act of burning."