The word "futility" refers to the quality or state of being ineffective or pointless. It's often used in describing situations or outcomes that are doomed to failure, or pursuits that are highly unlikely to succeed. There are several synonyms for "futility" that can help to convey this sense of hopelessness or futility. Some of these words include "uselessness," "futilely," "vainly," and "fruitlessly." Other synonyms for "futility" include "hopelessness," "unproductiveness," "hollowness," and "barrenness." When used correctly, these words can help to convey a strong sense of frustration and disappointment, and can be used to describe an endless variety of situations and circumstances.