The definition for antidote is "Something that relieves or counteracts." Used in a sentence: Veronique found that listening to French music was an antidote for her homesickness. The definition for ethical is "conforming to accepted standards.", the definition for antidote is "Something that relieves or counteracts.", and the definition for periodic is "Occurring at regular intervals."

The definition for futile is "Without purpose, completely ineffective." Used in a sentence: Arguing with Andrew is futile because he never changes his mind. The definition for refurbish is "to brighten or freshen.", the definition for rail is "To scold in harsh language.", and the definition for regale is "To amuse."

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 grandiose is "with an affectation of grandeur.", the definition for corroborate is "To support with evidence.", and the definition for rail is "To scold in harsh language."

The definition for advantageous is "Giving an advantage." Used in a sentence: The house's location in the best school district was advantageous to the seller. The definition for duplicity is "deceptive thought, speech, or action.", the definition for anthology is "A collection of selected literary pieces.", and the definition for pathos is "Sympathetic pity."

The definition for extenuating is "Partially excusing." Used in a sentence: The extenuating circumstance of Calvin's illness caused the teacher to excuse his lateness. The definition for oblivious is "lacking awareness.", the definition for flaw is "An imperfection.", and the definition for manifest is "Obvious."