The definition for heed is "To pay attention to." Used in a sentence: "Heed my advice," the fortuneteller warned Sebastian when he tried to ignore her prophecy. The definition for dubious is "questionable.", the definition for mandate is "An official order or commission to do something.", and the definition for heinous is "Shockingly evil."

The definition for opportune is "Suitable or convenient." Used in a sentence: Quan stepped onto the platform at the most opportune time, just as the train pulled in. The definition for appalling is "inspiring dismay or disgust.", the definition for lenient is "Mild or tolerant.", and the definition for abate is "Become less in amount or intensity."

The definition for melee is "A tumultuous fight among several people." Used in a sentence: After the game, a melee broke out between fans of the opposing teams. The definition for polarize is "to break up into opposing groups.", the definition for antidote is "Something that relieves or counteracts.", and the definition for compulsion is "An irresistible impulse."

The definition for untenable is "Not able to be defended." Used in a sentence: Rashid made the untenable statement that George Washington was the second president of the United States. The definition for parity is "equality.", the definition for plaudits is "Enthusiastic approval.", and the definition for authoritarian is "Favoring absolute obedience to authority."

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 apathetic is "showing little or no emotion.", the definition for raucous is "Noisy, rowdy.", and the definition for flaunt is "To display showily."