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 extenuating is "partially excusing.", the definition for avian is "Relating to birds.", and the definition for lenient is "Mild or tolerant."

The definition for punctual is "On time." Used in a sentence: Ron was worried when the usually punctual Amanda was late for the show. The definition for epistolary is "contained or carried on in letters.", the definition for extant is "Currently existing.", and the definition for exalt is "To elevate by praise."

The definition for adversary is "One who opposes or resists." Used in a sentence: Franklin hoped to defeat his adversary in the afternoon's tennis match. The definition for inviolable is "secure from assault of trespass.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for extant is "Currently existing."

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 facade is "false or superficial appearance.", the definition for epistolary is "Contained or carried on in letters.", and the definition for demeanor is "Behavior towards others."

The definition for inauspicious is "Not favorable." Used in a sentence: Gary believed the black foreboding sky was an inauspicious sign. The definition for hedonism is "belief that pleasure is the sole aim of life.", the definition for eloquent is "Fluent, expressive.", and the definition for heinous is "Shockingly evil."