The definition for euphoria is "Feeling of great happiness." Used in a sentence: Cassandra was overcome with euphoria when she met her long–lost sister. The definition for placebo is "an inactive substance used in medical testing.", the definition for mediate is "To come between parties in order to reconcile.", and the definition for accentuate is "To emphasize."

The definition for manifest is "Obvious." Used in a sentence: James finally made his affection manifest when he handed Jessica a red rose. The definition for ecstatic is "overwhelmingly emotional.", the definition for interminable is "Never ending, or seemingly endless.", and the definition for straddle is "To favor opposing sides."

The definition for incumbent is "Necessary as a duty or responsibility." Used in a sentence: It was incumbent on Jack to attend his father's retirement party. The definition for epitaph is "brief statement honoring a dead person.", the definition for camaraderie is "Spirit of friendship.", and the definition for disconcert is "To throw into confusion."

The definition for eloquent is "Fluent, expressive." Used in a sentence: Kim, an eloquent speaker, was the best choice to make the presentation for the group. The definition for turmoil is "extreme confusion, agitation.", the definition for regale is "To amuse.", and the definition for polarize is "To break up into opposing groups."

The definition for demeanor is "Behavior towards others." Used in a sentence: Carlos was well liked because of his charming demeanor. The definition for buffer is "protective barrier.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for raucous is "Noisy, rowdy."