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 beneficial is "helpful.", the definition for sociable is "Inclined to seek companionship.", and the definition for celebrated is "Widely known, respected."

The definition for naive is "Lacking worldy wisdom." Used in a sentence: The naive Simon assumed that everyone was as simple and kind as he was. The definition for demean is "to lower status.", the definition for distortion is "The act of twisting out of shape.", and the definition for archaic is "Characteristic of an earlier time."

The definition for gruff is "Rough or stern in manner or speech." Used in a sentence: Heidi's grandfather was gruff, barking stern orders and hardly smiling. The definition for egotist is "self–important person.", the definition for mundane is "Practical, ordinary.", and the definition for untenable is "Not able to be defended."

The definition for inflammatory is "Tending to excite anger." Used in a sentence: Garth's inflammatory remarks at the party made Gwen furious. The definition for negate is "to make invalid.", the definition for derelict is "Abandoned.", and the definition for manifest is "Obvious."

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 deferment is "the act of delaying.", the definition for rail is "To scold in harsh language.", and the definition for aesthete is "Person having or affecting sensitivity to beauty."