Preparation adjectives are listed in this post. Each word below can often be found in front of the noun preparation in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing PREPARATION.
above, academic, accurate, acid, active, actual, additional, adequate, admirable, advance, advanced, ample, anatomical, anxious, apparent, appropriate, arduous, artificial, bad, based, basic, best, better, busy, careful, certain, chemical, commercial, common, complete, conscious, considerable, constant, culinary, cultural, daily, definite, deliberate, detailed, different
diligent, direct, divine, due, e, early, earnest, easy, educational, effective, efficient, elaborate, emotional, enough, entire, essential, excellent, expensive, extensive, extra, extraordinary, faithful, final, fine, first, fit, fitting, formal, fresh, full, further, general, good, gradual, grand, great, greater, habitual, hasty, herbal
historical, hurried, ideal, immediate, imperfect, important, improper, inadequate, indispensable, individual, industrial, initial, instant, insufficient, intellectual, intelligent, intense, intensive, inward, laborious, last, least, lengthy, less, liquid, little, long, longer, meal, mechanical, medical, medicinal, mental, mere, metal, methodical, meticulous, mighty, military, minimal
minute, moral, more, much, natural, naval, necessary, needful, negative, new, only, oral, ordinary, original, other, own, painstaking, partial, particular, patient, peculiar, perfect, personal, pharmaceutical, physical, poor, positive, possible, practical, prayerful, preliminary, preoperative, pretrial, previous, principal, prior, private, professional, proper, providential
psychological, pulpit, pure, quick, quiet, rapid, real, reasonable, regular, religious, remote, report, required, requisite, right, rigorous, same, sample, scientific, second, secret, serious, short, significant, silent, similar, simple, single, site, skilful, slight, slightest, slow, solemn, solid, special, specific, specimen, spiritual, standard
steady, sterile, studious, subsequent, successful, such, sufficient, suitable, surgical, systematic, teacher, technical, test, theological, thorough, thoughtful, timely, traditional, trial, true, unconscious, useful, usual, valuable, vast, very, vigorous, vocational, warlike, wet, whole, wise, wonderful, worthy
Hope this word list had the adjective used with preparation you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.