Trials adjectives are listed in this post. Each word below can often be found in front of the noun trials in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing TRIALS.
actual, additional, american, animal, arduous, awful, based, bitter, bitterest, blind, certain, civil, clinical, coming, common, comparative, complicated, consecutive, constant, controlled, countless, criminal, cruel, current, daily, deep, different, difficult, domestic, earlier, early
earthly, ecclesiastical, endless, enough, everyday, experimental, extensive, external, extraordinary, fair, famous, fearful, federal, few, fewer, fierce, fiery, first, following, formal, former, free, frequent, fresh, fruitless, further, future, great, greater, greatest, grievous
hard, harder, hardest, heavier, heaviest, heavy, heresy, human, important, independent, individual, inevitable, initial, innumerable, interior, international, inward, judicial, jury, large, larger, last, late, later, legal, lesser, little, long, major, manifold, many
medical, mental, military, minor, mock, more, most, multicenter, multiple, national, new, nonrandomized, numerous, nuremberg, nuremburg, olympic, ongoing, only, open, ordinary, other, outward, own, painful, particular, past, peculiar, personal, petty, physical, pivotal
political, practical, preclinical, preliminary, present, previous, private, profile, prospective, public, purge, randomised, randomized, real, recent, repeated, rigorous, salem, same, scale, second, secret, sensational, separate, serious, several, severe, severer, severest, sharp, sharpest
similar, small, smaller, sore, sorest, special, specific, speedy, spiritual, state, subsequent, successful, successive, such, term, terrible, therapeutic, uncontrolled, unexpected, unfair, unsuccessful, usual, varied, various, very, worldly, worse, worst
Hope this word list had the adjective used with trials you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.