hypnotic suggestion
A suggestion given to a person under hypnosis, often used in therapeutic or stage contexts.
Through hypnotic suggestion, he was able to quit smoking.
催眠 is the general term for hypnosis, while 催眠暗示 specifically refers to the suggestion given during hypnosis.
暗示 is a broader term for suggestion or hint, not necessarily related to hypnosis.
posthypnotic suggestion
Compound of 催眠 (hypnosis) and 暗示 (suggestion).