Tickle death refers to the act of tickling someone to the point where they feel like they might die, often playfully. The most common antonyms for tickle death are serious, solemn, and grave. These words connote a sense of seriousness, devoid of humor or playfulness. Some other antonyms include somber, sober, and austere. These terms describe a situation or mood that is restrained, serious, or bleak. The opposite of tickle death can also be jovial, buoyant, or lively, representing a mood that is bright and cheerful, relating to a sense of humor and jest. Ultimately, the antonyms for the word tickle death evoke a range of emotions and feelings that are opposite to the playful act of tickling.