The word "outputs" refers to the results or products of a process or system. Its antonyms are "inputs," which are the materials or resources that go into a process, and "inactivity," which is the state of not producing any outputs. Other antonyms may include "nonperformance," "failure," "inefficiency," or "stagnation." These words describe the lack of output or productivity, either due to insufficient resources, technical problems, or lack of motivation. While "outputs" are often associated with success and productivity, its antonyms highlight the risks and challenges to achieving desirable results in any kind of endeavor.