Spell adjectives are listed in this post. Each word below can often be found in front of the noun spell in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing SPELL.
ancient, awful, bad, baleful, bewitching, binding, brief, broken, certain, cold, cool, dark, deadly, deep, dizzy, dreamy
drowsy, dry, enchanting, evil, fainting, fairy, fatal, fearful, fine, first, gentle, golden, good, great, hidden, holy
hot, hypnotic, irresistible, last, little, long, longer, magic, magical, magnetic, mighty, mysterious, mystic, mystical, new, next
numbing, old, only, other, own, particular, peculiar, potent, powerful, prolonged, protective, quick, quiet, rainy, real, resistless
resting, right, sacred, same, second, secret, severe, short, sick, silent, simple, single, small, soft, soothing, strange
strong, stronger, subtle, such, sudden, sweet, terrible, warm, weird, wet, wicked, witching, wizard, wondrous
Hope this word list had the adjective used with spell you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.