The definition for diffident is "Lacking self–confidence." Used in a sentence: The diffident student never raised her hand in class, even when she knew the answer. The definition for polarize is "to break up into opposing groups.", the definition for heinous is "Shockingly evil.", and the definition for comparable is "Similar, equivalent."

The definition for ethical is "Conforming to accepted standards." Used in a sentence: Mary did the ethical thing and turned in the diamond necklace she found. The definition for grandiose is "with an affectation of grandeur.", the definition for salvage is "To save from ruin.", and the definition for finite is "Having definite limits."

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 demean is "to lower status.", the definition for defiant is "Showing bold resistance.", and the definition for indecorous is "In bad taste."

The definition for brandish is "To shake or wave menacingly." Used in a sentence: The baseball player was fined for brandishing his bat at the opposing pitcher. The definition for exasperation is "the state of being irritated.", the definition for mediate is "To come between parties in order to reconcile.", and the definition for benefactor is "One who offers financial help."

The definition for exalt is "To elevate by praise." Used in a sentence: The fireman was publicly exalted for his heroism. The definition for intricate is "having complex and interrelated parts.", the definition for perception is "Capacity for seeing or understanding.", and the definition for diffident is "Lacking self–confidence."