I can tell you that different people have varying fears, and what might be frightening to one person might not be the same for another. Some individuals may have uncommon phobias or fears that most people don't share, like arachibutyrophobia (fear of peanut butter sticking to the roof of the mouth) or trypophobia (fear of clusters of small holes).
Fear is a natural and subjective human emotion, and it can be triggered by a wide range of factors, including personal experiences, cultural background, and individual sensitivities.