“Surrender” is a word that can be used as either a verb or a noun, but because all of the potential answer choices are verbs, we will need to consider “surrender” as a verb. When used as a verb, “surrender” means “cease resistance,” and we need to pick out an answer choice that is similar in meaning. That means that “keep trying” cannot be the correct answer, because “keep trying” is an antonym, not a synonym, of “surrender.” “Give up,” however, is the answer choice closest in meaning to “surrender,” and because of that, it is the correct answer.

“Grouchy” is an adjective that means “grumpy; complaining,” so we need to pick out an answer choice that means something like “grumpy.” That means that “pleasant” cannot be the correct answer, because “pleasant,” when referring to a person or their manner, means “friendly; likable,” making it an antonym, not a synonym, of “grouchy.” “Cranky,” however, is an adjective that informally means “ill-tempered; irritable,” and because “cranky” is the answer choice closest in meaning to “grouchy,” “cranky” is the correct answer.

“Guilt” is a noun that means either “the fact of having committed a crime” or “a feeling of having done wrong,” so we need to pick out an answer choice that means something like “the fact of having committed a crime” or “a feeling of having done wrong.” That means that “pride” cannot be the correct answer, because “pride” means “a feeling of satisfaction from achievements that are widely admired,” making it an antonym, not a synonym, of “guilt.” “Remorse,” however, is a noun that means “deep regret or guilt for a wrong committed,” and because “remorse” is the answer choice closest in meaning to “guilt,” “remorse” is the correct answer.

“Finish” is a verb that can mean “bring (a task or activity) to an end; complete,” so we need to pick out an answer choice that means something like “complete.” That means that “begin” cannot be the correct answer, because “begin” means “start; perform or undergo the first part of (an action or activity),” making it an antonym, not a synonym, of “finish.” “Conclude,” however, is a verb that can mean “bring (something) to an end” or “come to an end,” and because “conclude” is the answer choice closest in meaning to “finish,” “conclude” is the correct answer.

“Transmit” is a verb that means “cause (something) to pass on from one place or person to another,” and we need to pick out an answer choice that has a similar meaning. That means that “keep” cannot be the correct answer, because “keep,” when used as a verb, means “have or retain possession of,” making it an antonym, not a synonym, of “transmit.” “Transfer,” however, is a verb that means “move from one place to another,” and because “transfer” is the answer choice closest in meaning to “transmit,” “transfer” is the correct answer.

"Pursuing" could be replaced by "chasing" to maintain the same meaning.

When you replace "gabbing" with "chatting," the meaning of the sentence remains the same.

When you replace "abyss" with the word "canyon," the meaning of the sentence remains the same.

The words "prize" and "award" can have the same meaning in the given sentence.

"Prove" and "confirm" both keep the meaning of the setence the same.