"Prudent" means sensible or careful, so "sensible" is the correct answer. For clarification, "deleterious" means harmful, "fundamental" means basic or important, "insignificant" means not important, and "efficient" means organized and productive.

Someone who is "justified" in his/her behavior is righteous or morally correct. "Surprised" means shocked, showing surprised. "Indignant" means angry or annoyed at unfairness. "Holy" and "evil" are antonyms, as are "illegal" and "legal."

"Licentious" means "immoral," debauched, or unrestrained by morality.

"Grandiose" means theatrical or extravagant, excessively grand.

"Curious" means d_esiring knowledge, being inquisitive, or it can be used to describe something that is weird or strange._

"Legal" means permitted by even a strict interpretation of the law.

"Sanctioned" means officially approved, allowed, or permitted.

"Doting" means indulgent, affectionate or loving.

"Content" means happy or satisfied.

"Envious" means having envy, or desiring a trait possessed by someone else.

"Adorable" means sweet and cute or lovable.

"Hateful" means nasty, cruel or despicable.

"Obedient" and "compliant" both describe a willingness to follow rules. "Gullible" and "skeptical" are antonyms, and "creative" means imaginative. "Woebegone" means sorrowful.

"Praiseworthy" and "commendable" are synonyms. "Vile" means foul or disgusting. "Immense" means huge or massive. "Supreme" means of the highest rank and is not quite a synonym for "praiseworthy," although something "supreme" may also be deserving of praise. "Trustworthy" means able to be trusted.

"Keen" means either eager or sharp-witted. So, "sharp-witted" is the correct answer. For clarification, "banished" means sent away, and is an antonym of "welcomed," which means amiably received. "Ill-tempered" means crabby or cranky, and "jocular" means jovial, playful, or funny.

Someone who is "altruistic" is very charitable and inclined towards generosity. For clarification, "mousy" means dull or timid; "tenuous" means uncertain; "haughty" means arrogant; "decadent" means corrupt and luxurious.

"Staid" means grave and serious, so "serious" is the correct answer. For clarification, "incumbent" means in office or currently serving, "inferior" means of worse quality or not as good, "deranged" means crazy or out of one's mind, and "formless" means amorphous .

Someone "zestful" is spirited or full of excitement. "Boring" is dull or tedious, and "frightening" is scary. "Unenthused" means uninterested. "Hearty" means either substantial (when describing food) or loud, cheerful, and vigorous (when describing people).