The word "dis-appearing" means something is fading away or becoming invisible. The antonyms for disappearing would be appearing, emerging, materializing or manifesting. These words suggest the opposite idea of something coming into view, being made evident or simply showing up. They imply a sense of visibility or presence, rather than the notion of something vanishing or dissolving. The use of antonyms can help create a sense of contrast and balance in writing, painting a clearer picture by highlighting differences or opposites between elements. By knowing the opposite of a word, we can better understand its meaning and implications.