The definition for periodic is "Occurring at regular intervals." Used in a sentence: The periodic innterruptions of the cuckoo clock prevented Li from concentrating. The definition for exasperation is "the state of being irritated.", the definition for immoderate is "Beyond usual or proper limits.", and the definition for benevolent is "Kind, helpful."

The definition for eulogy is "Speech or writing in praise of deceased." Used in a sentence: Ernesto delivered a moving eulogy at his uncle's funeral. The definition for distortion is "the act of twisting out of shape.", the definition for rancorous is "Marked by deep ill–will.", and the definition for punctual is "On time."

The definition for turmoil is "Extreme confusion, agitation." Used in a sentence: The windstorm caused such turmoil in the lake that the sailboat capsized. The definition for interminable is "never ending, or seemingly endless.", the definition for compulsion is "An irresistible impulse.", and the definition for iridescent is "Having a lustrous or attractivve quality."

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 extant is "currently existing.", the definition for civility is "Politeness.", and the definition for raucous is "Noisy, rowdy."

The definition for recrimination is "A retaliatory accusation." Used in a sentence: Frank, who was wounded by Sally's remark, made a bitter recrimination. The definition for promote is "to contribute to the growth or prosperity of.", the definition for foil is "One that enhances or underscores by contrast.", and the definition for apathetic is "Showing little or no emotion."