The definition for oblivious is "Lacking awareness." Used in a sentence: Love–struck Charlie was oblivious to everyone but the object of his affection. The definition for entangle is "to involve in trouble.", the definition for rehash is "To discuss again.", and the definition for benefactor is "One who offers financial help."

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 buffoonery is "foolish behavior.", the definition for lurid is "Causing horror, shocking.", and the definition for antidote is "Something that relieves or counteracts."

The definition for condone is "To treat as acceptable." Used in a sentence: Crystal condoned her friend's late arrival because she found it hard to be on time herself. The definition for precept is "a general rule of action.", the definition for avian is "Relating to birds.", and the definition for extenuating is "Partially excusing."

The definition for incidental is "Minor." Used in a sentence: The accountant advised Justine not to report her incidental expenses. The definition for iridescent is "having a lustrous or attractivve quality.", the definition for regurgitate is "To pour out or throw back.", and the definition for defiant is "Showing bold resistance."

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 dubious is "questionable.", the definition for punctual is "On time.", and the definition for facade is "false or superficial appearance."