The definition for procrastinate is "To put off intentionally." Used in a sentence: Yvonne's father urged, "Don't procrastinate. Clean your room right away." The definition for derivative is "lacking originality.", the definition for inviolable is "Secure from assault of trespass.", and the definition for advantageous is "Giving an advantage."

The definition for commemorate is "To mark by a ceremony." Used in a sentence: Each year, the Franklins commemorate their anniversary by visiting the site of their first date. The definition for benevolent is "kind, helpful.", the definition for eloquent is "Fluent, expressive.", and the definition for combustion is "Act of burning."

The definition for promote is "To contribute to the growth or prosperity of." Used in a sentence: The promote peace, the diplomat hosted a talk between the warring nations. The definition for servile is "fearfully submissive.", the definition for impenitent is "Lacking remorse.", and the definition for duplicity is "Deceptive thought, speech, or action."

The definition for accessible is "Easy to reach or to approach." Used in a sentence: The introduction to the complex novel was, thankfully, written in clear accessible language. The definition for revive is "to bring back to life.", the definition for duplicity is "Deceptive thought, speech, or action.", and the definition for perception is "Capacity for seeing or understanding."

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 regurgitate is "to pour out or throw back.", the definition for appalling is "Inspiring dismay or disgust.", and the definition for catastrophic is "Relating to extreme misfortune."