冲淡 (chōng dàn) is a verb meaning 'to dilute' or 'to weaken' — literally, 'to rinse away the intensity'. The character 冲 (chōng) conveys the idea of rinsing, flushing, or washing with liquid, while 淡 (dàn) means 'light', 'weak', or 'insipid' — together they express reducing concentration, strength, or emotional impact. It’s commonly used both literally (e.g., adding water to tea or medicine) and figuratively (e.g., softening tension, lessening grief, or diminishing the effect of something strong or overwhelming).

This word often appears in health, cooking, and emotional contexts: doctors may advise patients to drink water to 冲淡 toxins; people might use humor to 冲淡 an awkward moment; or tea lovers add hot water to 冲淡 overly strong brews. It implies intentional action to achieve moderation or relief, not accidental weakening. Note that it always takes a direct object (e.g., 冲淡苦味, 冲淡紧张气氛), and the object is typically something tangible or abstract that can be reduced in intensity.