Mindful (of) is a term that describes being AWARE of one's thoughts, feelings, and actions. It is often used in the context of mindfulness meditation, which is a practice of focusing on the present moment. The crossword solutions for mindful (of) are AWARE (5 letters), ONTO (4 letters), and REGARDFUL (9 letters). Being AWARE means having knowledge or understanding of something, while ONTO implies understanding and being conscious of something. Regardful means showing respect and consideration for someone or something. Together, these three words describe the concept of being mindful (of) in a comprehensive way.