The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for immoderate is "beyond usual or proper limits.", the definition for stern is "Harsh, severe.", and the definition for garish is "Offensively bright."

The definition for melodious is "Having a pleasing melody." Used in a sentence: The melodious sounds of the symphony soothed Tim after his trying day. The definition for combustion is "act of burning.", the definition for obnoxious is "Highly offensive.", and the definition for celebrated is "Widely known, respected."

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 pomp is "showy display.", the definition for exasperation is "The state of being irritated.", and the definition for extant is "Currently existing."

The definition for futile is "Without purpose, completely ineffective." Used in a sentence: Arguing with Andrew is futile because he never changes his mind. The definition for elate is "to fill with joy.", the definition for heinous is "Shockingly evil.", and the definition for hedonism is "Belief that pleasure is the sole aim of life."

The definition for demean is "To lower status." Used in a sentence: The embarrassing photograph demeaned the candidate in the eyes of the voters. The definition for frugal is "thrifty, cheap.", the definition for demeanor is "Behavior towards others.", and the definition for insinuate is "To suggest indirectly."