The word "be moan" means to express sorrow or complain about something. However, there are several antonyms that can be used to express the opposite meaning. To rejoice, celebrate, express joy, or be content are all antonyms of "be moan." When we are happy, we do not need to lament about our lives or events. Instead, we can choose to celebrate the positive things that are happening in our lives. We can focus on the blessings we have and show gratitude. It is essential to understand the power of positive thinking and choose to be happy, despite the challenges we may face.