The word "frivoled" means to behave in a silly or frivolous manner, but there are many antonyms (words that mean the opposite) that can be used to describe more serious or responsible actions. Some examples of antonyms for "frivoled" include: focused, serious, responsible, diligent, hardworking, productive, committed, professional, mature, and conscientious. These words suggest a more thoughtful and purposeful approach to life, rather than a lighthearted or carefree attitude. When searching for the right antonym to use in a particular context, it's important to consider the tone and meaning of the overall message, as well as the intended audience.