The definition for impenitent is "Lacking remorse." Used in a sentence: The impenitent criminal received a harsh penalty, but his remorseful accomplice was released. The definition for dubious is "questionable.", the definition for antidote is "Something that relieves or counteracts.", and the definition for diffident is "Lacking self–confidence."

The definition for beneficial is "Helpful." Used in a sentence: there is no doubt that eating vegetables is beneficial to one's health. The definition for mandate is "an official order or commission to do something.", the definition for finite is "Having definite limits.", and the definition for pomp is "Showy display."

The definition for raucous is "Noisy, rowdy." Used in a sentence: Serena, who preferred quiet conversation, left the rancous party. The definition for implausible is "unbelievable.", the definition for advantageous is "Giving an advantage.", and the definition for heinous is "Shockingly evil."

The definition for grandiose is "With an affectation of grandeur." Used in a sentence: The sweeping, grandiose staircase looked preposterous in the modest entry hall. The definition for elate is "to fill with joy.", the definition for polarize is "To break up into opposing groups.", and the definition for brandish is "To shake or wave menacingly."

The definition for redouble is "To make twice as great." Used in a sentence: As the sun began to set, Brittany redoubled her effort to find the necklace she had dropped in the field. The definition for anthology is "a collection of selected literary pieces.", the definition for trove is "Valuable collection.", and the definition for frugal is "Thrifty, cheap."