“Allege” is a verb that means to claim without proof. “Confirm,” “testify,” and “prove,” are all actions that require proof. “Accuse” is a verb that means to charge with an offense or crime. Of the answer choices, “claim” has the closest meaning.

"Rescind" means to make something void or to retract something, such as an offer.

None of the other words are synonyms of rescind:

"Donate" means to give something as a gift.

"Transcend" means to surpass or exceed.

"Refute" means to prove incorrect or to contradict something.

"Return" means to go back to a place.

"Accede" means to agree or to accept something.

"Merge" means to combine, to join, or to meld things together.

"Concede" means to admit defeat, to capitulate or to give up.

"Dominate" means to govern, or to have influence over something.

"Loathe" means to hate or to dislike strongly.  

"Mimic" means to imitate or to copy someone's actions.

"Drawl" means to speak in a lazy manner, typically involving stretching the length of the vowels.

"Cherish" means to prize dearly or to love something.

"Bolster" means to support something, either physically or conceptually. For example, to support an argument with further evidence.

"Distort" means to change the appearance of something or to misrepresent something.

"Acquiesce" means to "comply" or to begrudgingly agree.

"Perplex" means to confuse, to astonish or to befuddle.

"Negate" means to contradict, to disprove or to nullify.

"Gesticulate" means to gesture or to move one's hands expressively.

"Refuse" means to say no or to deny or to reject. 

"Delude" means to "mislead" or to trick someone.

"Confide" means to put one's trust in, or to reveal a secret to someone.

"Clarify" means to make clear, to make understandable, to explain.

"Atone" means to apologize or make amends for a wrongdoing. 

"Slander" means to make scandalous comments or to misrepresent someone in a negative way.

"Censure" and "condemn" are both words used to describe an expression of disapproval. These words mean the opposite of the other words in the answer choices.

"Quell" means to "stifle" something or to stop something.

"Encourage" means to give someone courage, to inspire or to give someone support.

"Inquire" means to ask or to look into something.

"Filibuster" means to obstruct a conversation, or to procrastinate during a conversation. 

"Discuss" means to debate, or to have a conversation about something.

"Bellow" means to "holler" or yell loudly.

"Disclose" means to reveal something secret.

"Croak" means to speak in a low, husky voice.

"Mislead" means to lie or to be dishonest, to give somebody the wrong information.

"Whisper" means to say something in a very soft voice.

"Extol" means to "praise," to laud or to applaud something.

"Mumble" means to talk quietly and unintelligibly.

"Lecture" means to give an educational or disciplinary speech.

"Greet" means to say hello, or to welcome someone.

"Disparage" means to criticize, belittle or slander.