The definition for unscrupulous is "Lacking principles." Used in a sentence: The unscrupulous salesman was fired for lying to his customers. The definition for corrective is "intended to correct.", the definition for retroactive is "effective as of a prior time or condition.", and the definition for extant is "Currently existing."

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 flaw is "an imperfection.", the definition for fraud is "Trick.", and the definition for prudent is "Marked by wisdom, shrewd."

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 naive is "lacking worldy wisdom.", the definition for supple is "Flexible.", and the definition for awe is "Emotion combining dread and wonder."

The definition for extant is "Currently existing." Used in a sentence: Some consider Clint Eastwood the greatest extant American director. The definition for iridescent is "having a lustrous or attractivve quality.", the definition for diffident is "Lacking self–confidence.", and the definition for buffer is "Protective barrier."

The definition for deferment is "The act of delaying." Used in a sentence: Sybil was frustrated by the deferment of her much anticipated vacation. The definition for preclude is "to rule out in advance.", the definition for celebrated is "Widely known, respected.", and the definition for impenitent is "Lacking remorse."