The definition for fickle is "Lacking constancy, changeable." Used in a sentence: The fickle Senji had a new best friend every month. The definition for serenity is "calmness.", the definition for stern is "Harsh, severe.", and the definition for derelict is "Abandoned."

The definition for gargantuan is "Gigantic." Used in a sentence: The gargantuan monster towered over the ten–story bulding. The definition for turmoil is "extreme confusion, agitation.", the definition for foil is "One that enhances or underscores by contrast.", and the definition for diffident is "Lacking self–confidence."

The definition for gravity is "Importance, significance." Used in a sentence: Understanding the gravity of his error, Ken offered his humblest apology. The definition for revive is "to bring back to life.", the definition for ramble is "To wander, physically or in language.", and the definition for colossal is "Immense, enormous."

The definition for accentuate is "To emphasize." Used in a sentence: Carla used red ribbons to accentuate the coppery tones in her hair. The definition for revoke is "to cancel by taking back.", the definition for clairvoyance is "Ability to see things beyond ordinary perception.", and the definition for insolence is "Boldness or rudeness."

The definition for illuminate is "To make clear." Used in a sentence: Her excellent lecture illuminated the complicated subject of nuclear physics. The definition for combustion is "act of burning.", the definition for disdain is "Feeling of contempt.", and the definition for ramble is "To wander, physically or in language."