The definition for rancorous is "Marked by deep ill–will." Used in a sentence: The rancorous competition between the two chess clubs actually ended in a brawl. The definition for proximity is "closeness.", the definition for dubious is "Questionable.", and the definition for condone is "To treat as acceptable."

The definition for unscrupulous is "Lacking principles." Used in a sentence: The unscrupulous salesman was fired for lying to his customers. The definition for pretense is "false intention or purpose.", the definition for negate is "To make invalid.", and the definition for brandish is "To shake or wave menacingly."

The definition for stealth is "The act of moving secretly or unnoticed." Used in a sentence: The burglar took the ring by stealth, slipping it from the sleeping woman's finger. The definition for garish is "offensively bright.", the definition for facade is "false or superficial appearance.", and the definition for equitable is "Fair and equal."

The definition for revive is "To bring back to life." Used in a sentence: Hank tried to revive Clare's interest in the project, but her enthusiasm had expired. The definition for promote is "to contribute to the growth or prosperity of.", the definition for straddle is "To favor opposing sides.", and the definition for placebo is "An inactive substance used in medical testing."

The definition for dubious is "Questionable." Used in a sentence: Karl found Kevin's claim that he was sick dubious, as he had just seen him playing football. The definition for foil is "one that enhances or underscores by contrast.", the definition for pretense is "False intention or purpose.", and the definition for catastrophic is "Relating to extreme misfortune."