Meaning: A departure from what is normal, usual, or expected, typically an unwelcome one. Simple Explanation: Something that is different from what is normal or expected.

Aberration

Meaning: The act of renouncing or rejecting something. Simple Explanation: Saying no to something, or giving it up.

Abnegation

Meaning: To leave hurriedly and secretly, typically to avoid detection or arrest. Simple Explanation: To run away quickly and hide.

Abscond

Meaning: Difficult to understand; obscure. Simple Explanation: Hard to understand.

Abstruse

Meaning: Agree to a demand, request, or treaty. Simple Explanation: To agree to something.

Accede

Meaning: Sharp and forthright, especially of a comment or style of speaking. Simple Explanation: Speaking in a way that is direct and sometimes harsh.

Acerbic

Meaning: Accept something reluctantly but without protest. Simple Explanation: To agree to something even if you don't really want to.

Acquiesce

Meaning: Warn or reprimand someone firmly. Simple Explanation: To tell someone off or warn them strongly.

Admonish

Meaning: Brisk and cheerful readiness. Simple Explanation: Being ready and eager to do something quickly.

Alacrity