The phrase "sowing wild oats" often refers to reckless behavior or indulging in wild and promiscuous activities. There are numerous synonyms one could use in place of this phrase such as "living life to the fullest," "exploring one's sexuality," "being adventurous," "enjoying one's youth," "being carefree," or "having fun." While the phrase "sowing wild oats" has a negative connotation, the synonyms mentioned above don't necessarily have to. One could argue that it's natural for young people to experiment and these experiences can help shape their identity. Therefore, it's important not to judge others based on their past experiences and instead focus on their current actions and character.