"Irascible" means "cranky" or prone to anger.

"Wicked" means cruel or evil; villainous.

"Needy" means impoverished, disadvantaged, or in need.

"Poised" means steady, composed or balanced in mannerism. 

"Spry" means agile or full of life; vivacious.

"Indolent" means "lazy' or idle, lackadaisical.

"Serene" means calm and clear-headed.

"Intrepid" means brave or courageous.

"Jubilant" means full of joy, happy.

"Industrious" means hard-working, diligent, productive.

"Jaded" means "indifferent," somebody who is bored because s/he has experienced a lot.

"Thrifty" means frugal, tight-fisted; describes someone who doesn't like to spend money.

"Querulous" means argumentative and hard to please. Describes someone who quarrels excessively.

"Offbeat" means strange, weird, or eccentric.

"Indolent" means lazy, easygoing or slothful.

"Altruistic" means "unselfish," charitable, humanistic.

"Klutzy" means clumsy, awkward, or bumbling.

"Bigoted" means prejudiced or biased. 

"Homely" means ordinary or it means ugly.

"Close-minded" means blind, stubborn, rigid in opinion.

"Wanton" and "playful" are synonyms referring to a carefree (as opposed to serious) disposition. The other words do not have this meaning. Although the word "wanton" is somewhat difficult, analyzing the other answer choices and recognizing that "playful" is not at all related to the words "bothersome," "disinterested," "boring," and "dull," which all have negative connotations, can help you arrive at the correct answer.

The words "blunt" and "forward" can be used to describe someone who is very direct (almost rudely so) when he or she expresses him or herself. The other words do not share this meaning. Words like "masculine" and "feminine" are clearly unrelated to the word "blunt." And the word "indirect" is actually an antonym of the word "blunt." Carefully considering the other answer choices may help you arrive at the correct answer.

The words "fickle" and "inconstant" describe the personality of someone who changes his or her mind frequently. The other words do not share this meaning. The words "finicky" and "fussy" are synonymous with each other, describing someone with fastidious behavior. "Humble" and "youthful" are not related in meaning to the word fickle.

"Callous" means "insensitive" or cruel.

"Criminal" means corrupt or illegal.

"Dense" means thick or compressed; as a personality trait it means unintelligent.

"Compassionate" means caring and empathetic.

"Caring" means to be kind and attentive to another's needs.

"Scrupulous" means "principled," honest or trustworthy.

"Kind" means generous and good.

"Monastic" means secluded or contemplative or related to a monk.

"Devious" means deceitful, dishonest, wily.

"Immoral" means evil, degenerate or unscrupulous.

The adjective "cynical" is used to describe someone who is distrusting of others and inclined to believe things are less virtuous than they seem. Additionally, "disgusting" means gross, unattractive, sickening; "displaced" means moved from its original position, dislodged, shifted; "pertinent" is a synonym of "relevant" they both mean related to the topic of discussion, important to what is happening.