Illusion adjectives are listed in this post. Each word below can often be found in front of the noun illusion in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing ILLUSION.
agreeable, artistic, beautiful, bright, cinematic, comforting, common, complete, convincing, cosmic, cruel, curious, dangerous, divine
dramatic, fair, false, fatal, first, fleeting, fond, grand, great, greater, greatest, happy, human, last
little, lyer, magical, mental, mere, metaphysical, momentary, more, much, natural, necessary, new, old, only
optical, own, perceptual, perfect, perpetual, persistent, pictorial, pleasant, pleasing, poetic, poetical, popular, powerful, psychological
pure, religious, romantic, same, scenic, second, sensory, sheer, similar, simple, spectral, strange, subjective, such
sweet, temporary, theatrical, transcendental, une, universal, vain, visual, whole
Hope this word list had the adjective used with illusion you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.