The definition for serenity is "Calmness." Used in a sentence: The serenity of the glassy sea soothed the sailors after the big storm. The definition for diffident is "lacking self–confidence.", the definition for raspy is "rough, grating.", and the definition for obnoxious is "Highly offensive."

The definition for augment is "To make greater." Used in a sentence: Wanda read the dictionary every night to augment her vocabulary. The definition for trove is "valuable collection.", the definition for commemorate is "To mark by a ceremony.", and the definition for flaw is "An imperfection."

The definition for combustion is "Act of burning." Used in a sentence: Campers must use fire with great caution to prevent combustion of the parched brush. The definition for inflammatory is "tending to excite anger.", the definition for fidelity is "State of being faithful.", and the definition for parity is "Equality."

The definition for heinous is "Shockingly evil." Used in a sentence: Eduardo's heinous betrayal of Lydia shocked even Latasha, who knew his evil ways. The definition for disdain is "feeling of contempt.", the definition for commemorate is "To mark by a ceremony.", and the definition for serenity is "Calmness."

The definition for drub is "To defeat decisively." Used in a sentence: The powerful young boxer drubbed the longtime champion. The definition for ecstatic is "overwhelmingly emotional.", the definition for comprehensible is "Understandable.", and the definition for nurture is "To further the development of."