Ungentleness refers to a lack of kindness, consideration or carefulness. Synonyms for ungentleness include roughness, harshness, severity, cruelty, callousness, brutality, inconsiderateness, unkindness, ruthlessness, insensitivity, and thoughtlessness. Emotionally, it describes an interaction that is cold, unfeeling, or lacking in emotional support, while practically, it can describe rough or careless handling or treatment. The antonyms for ungentleness are gentleness, tenderness, kindness, compassion, sensitivity, thoughtfulness, and consideration. Choosing to embrace the opposites of these words can help accomplish better interactions and relationships with others.