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 camaraderie is "spirit of friendship.", the definition for lenient is "Mild or tolerant.", and the definition for appalling is "Inspiring dismay or disgust."

The definition for avian is "Relating to birds." Used in a sentence: The old man affectionately referred to pigeons as his "avian friends." The definition for aerate is "to supply with air.", the definition for gargantuan is "Gigantic.", and the definition for rancorous is "Marked by deep ill–will."

The definition for heed is "To pay attention to." Used in a sentence: "Heed my advice," the fortuneteller warned Sebastian when he tried to ignore her prophecy. The definition for preclude is "to rule out in advance.", the definition for melee is "A tumultuous fight among several people.", and the definition for nurture is "To further the development of."

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 indecorous is "in bad taste.", the definition for composed is "Calm.", and the definition for opportune is "Suitable or convenient."

The definition for drab is "Dull, monotonous." Used in a sentence: The drab winter scene made Keisha long for the vibrant colors of spring. The definition for onset is "beginning.", the definition for mandate is "An official order or commission to do something.", and the definition for drub is "To defeat decisively."