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 derelict is "abandoned.", the definition for discern is "To recognize as separate as distinct.", and the definition for derivative is "Lacking originality."

The definition for incumbent is "Necessary as a duty or responsibility." Used in a sentence: It was incumbent on Jack to attend his father's retirement party. The definition for liability is "a person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage.", the definition for sociable is "Inclined to seek companionship.", and the definition for regurgitate is "To pour out or throw back."

The definition for comparable is "Similar, equivalent." Used in a sentence: Helen will only accept something of comparable value for her ticket to the concert. The definition for serenity is "calmness.", the definition for impenitent is "Lacking remorse.", and the definition for apathetic is "Showing little or no emotion."

The definition for nurture is "To further the development of." Used in a sentence: Our cat made a nest of blankets to nurture her newborn kittens. The definition for distortion is "the act of twisting out of shape.", the definition for extant is "Currently existing.", and the definition for incongruous is "Not harmonious, incompatible."

The definition for epitaph is "Brief statement honoring a dead person." Used in a sentence: "Beloved by all,"" was the epitaph Edgar chose for his wife's tombstone. The definition for extenuating is "partially excusing.", the definition for extant is "Currently existing.", and the definition for naive is "Lacking worldy wisdom."