The definition for retroactive is "effective as of a prior time or condition." Used in a sentence: The retroactive law made even past infractions punishable. The definition for rancorous is "marked by deep ill–will.", the definition for derelict is "Abandoned.", and the definition for defiant is "Showing bold resistance."

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 opportune is "suitable or convenient.", the definition for onset is "Beginning.", and the definition for appraise is "To evaluate the worth of."

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 punctual is "on time.", the definition for facade is "false or superficial appearance.", and the definition for extol is "To praise highly."

The definition for exasperation is "The state of being irritated." Used in a sentence: The longer Jorge waited in line at the ticket counter, the more his exasperation grew. The definition for benevolent is "kind, helpful.", the definition for pantomime is "Telling a story through gestures.", and the definition for implement is "To carry out or accomplish."

The definition for colossal is "Immense, enormous." Used in a sentence: After pushing with all his might, Frank realized he could never move the colossal boulder. The definition for diffident is "lacking self–confidence.", the definition for exalt is "To elevate by praise.", and the definition for demeanor is "Behavior towards others."