The word "chuckle," when used as a verb, means to laugh. "Laugh" is the best choice because it is a part of the definition of "chuckle." The rest of the choices are all unrelated actions.

The correct answer is "rot," as both "rot" and "decay" mean decompose. "Grow," "improve," and "build" are all opposites of rot.

A "barrage" is an overwhelming number of explosions. The best choice is "blast," as means explosion and is the only word that refers to explosions. Considering the other choices, "anger" is a strong feeling of displeasure, "defend" means protect, and "tie" means connect two strands together with a knot.

To "rebuke" is to criticize or "yell at" someone who has misbehaved. For example, a teacher may rebuke students who have been talking loudly in class or otherwise breaking the rules. Both "cherish," which means love dearly, and "compliment" represent positive emotions, so they are very unlike the term "rebuke." To "ignore" is simply to pay no attention to a person or thing.

Torment can be used as either a verb or a noun. When used as a verb, it means to make someone feel pain. When used as a noun, it means great suffering or pain. To further help you, preserve means save; pardon means forgive; petrify means scare.

A "reproach" is an expression or act of disapproval, and to "reproach" someone is to express disapproval of them or their actions. "Scorn" is the best match because it is a feeling of disapproval resulting in criticism of someone or something.

"Source" means where a person or thing comes from, or "origin." A "blizzard" is a large snowstorm. A "companion" is a friend or partner. A "strategy" is a tactic or course of action. An "aroma" is a distinct smell or a fragrance.

"Curb" means keep in check or restrain, so "restrain" is the correct answer. "Detain" means hold in custody, usually for a crime or for trial. "Decipher" means decode or break a code. "Complicate" means make something harder to understand or more confusing. "Prepare" means get ready for something.

"Cluster," when used as a verb, means gather or come together as a group in one location, so "gather" is the correct answer. "Repair" means fix or make right. "Determine" means solve or to figure out. "Sacrifice" means give up something. "Concentrate" is a verb that means focus or direct one's attention toward someone or something.

"Influence," when used as a noun, means impact or sway, and when used as a verb, means impact or have an effect on. So, "impact" is the correct answer. "Debate" means argue about the different sides of an issue in an organized manner. "Seize" means grasp or take control or possession over. "Support," when used as a verb, means back or assist. "Pause," when used as a verb, means stop temporarily or take a break.