The word besieging means surrounding a place with armed forces to conquer it. Its antonyms are words that represent the opposite action, primarily withdrawing or freeing the area. Some of the synonyms for besieging are blockading, encircling, and surrounding. The antonyms of besieging include opening, freeing, revealing, and assisting. Another antonym is liberating, which means releasing from confinement or oppression. Thus, besieging and its antonyms are words that represent contrasting actions- one indicating an aggressive approach, and the other indicating a compassionate or peaceful demeanor. Overall, understanding these terms is critical to appreciate language, history, and political tactics used in the past and present.