The definition for rail is "To scold in harsh language." Used in a sentence: Clay began to cry as his irate manager railed at him for missing the deadline. The definition for periodic is "occurring at regular intervals.", the definition for avian is "Relating to birds.", and the definition for fragile is "Delicate."

The definition for anthology is "A collection of selected literary pieces." Used in a sentence: The writer was thrilled when his story was included in an anthology of American masterpieces. The definition for duplicity is "deceptive thought, speech, or action.", the definition for periodic is "Occurring at regular intervals.", and the definition for interminable is "Never ending, or seemingly endless."

The definition for mandate is "An official order or commission to do something." Used in a sentence: Martha reluctantly obeyed the mandate to vacate her apartment. The definition for flagrant is "noticeably offensive.", the definition for inauspicious is "Not favorable.", and the definition for ramble is "To wander, physically or in language."

The definition for facade is "false or superficial appearance." Used in a sentence: Emily's smile is just a facade masking her broken heart. The definition for preclude is "to rule out in advance.", the definition for retroactive is "effective as of a prior time or condition.", and the definition for appalling is "Inspiring dismay or disgust."

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 incongruous is "not harmonious, incompatible.", the definition for parity is "Equality.", and the definition for pomp is "Showy display."