GRE

Absolute: complete; totally; unlimited; certain. Although the king of Magadh was an absolute monarch, he did not want to behead his unfaithful wife without absolute evidence of her infidelity.

Absolve: pardon (an offense). He absolved her of her guilt.

Abstain: refrain; withhold from participation. After considering the effect of alcohol on his health, he decided to abstain from drinking.

Abstemious: sparing in eating and drinking; temperate. Mr. Jamil is an abstemious person.

Abstinence: restraint from eating or drinking. Dr. Kapil Uddin recommended him total abstinence from spicy food. 

Abstract: theoretical; not concrete; nonrepresentational. To him, hunger was an abstract concept; he had never missed a meal.

Abstruse: obscure; profound; difficult to understand. Baffled by the abstruse philosophical texts assigned in class, Masud asked Kamal to explain Kant’s Critique of Pure Reason.

Abusive: coarsely insulting; physically harmful. An abusive parent damages a child both mentally and physically.

Abysmal: bottomless. His arrogance is exceeded only by his abysmal ignorance.

Abyss: enormous chasm; vast; bottomless pit.  Shah Sultan seized the evil emperor and hurled him into the abyss.