Cogitatively refers to the act of thinking or reflecting upon something in a deep and intelligent manner. Other synonyms for cogitatively include analytically, reflectively, contemplatively, thoughtfully, ruminatively, and speculatively. These words all describe the process of being thoughtful and introspective while considering an idea or problem. In contrast, antonyms for cogitatively include impulsively, thoughtlessly, carelessly, and recklessly. Using these synonyms in writing can help to convey an intellectual and philosophical tone, allowing the writer to convey deeper meaning and analysis in their work.