Circumstance adjectives are listed in this post. Each word below can often be found in front of the noun circumstance in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing CIRCUMSTANCE.
above, accidental, accompanying, actual, additional, adventitious, adverse, affecting, aggravating, agreeable, alarming, amazing, amusing, astonishing, attendant, auspicious, awful, awkward, bare, beautiful, casual, certain, characteristic, chief, collateral, comfortable, common, conceivable, consoling, cruel, curious, current, decisive
deplorable, desirable, different, difficult, dire, disagreeable, disastrous, discouraging, distressing, dreadful, earthly, economic, embarrassing, encouraging, environmental, essential, evil, exceptional, extenuating, external, extraordinary, extreme, fatal, favorable, favourable, first, following, former, fortuitous, fortunate, further, good, gratifying
great, happy, historical, horrible, human, humiliating, ideal, immediate, important, improbable, incidental, individual, inexplicable, insignificant, interesting, known, last, latter, least, like, little, local, lucky, ludicrous, main, material, melancholy, memorable, mere, minute, minutest, mitigating, more
mortifying, much, mysterious, natural, necessary, negative, new, next, normal, notable, noteworthy, noticeable, novel, obvious, odd, ominous, only, ordinary, other, outer, outward, own, painful, particular, peculiar, personal, physical, plastic, pleasant, pleasing, political, possible, present
principal, probable, providential, qualifying, rare, real, regrettable, relevant, remarkable, ridiculous, right, sad, same, second, serious, significant, similar, simple, single, singular, slight, slightest, small, smallest, social, sole, special, specific, startling, strange, striking, strong, such
surprising, suspicious, terrible, third, tragic, trifling, trivial, unaccountable, unavoidable, uncommon, unexpected, unfavorable, unfavourable, unforeseen, unfortunate, unhappy, unimportant, unique, unknown, unlikely, unlucky, unpleasant, untoward, unusual, usual, very, whole, wonderful, worldly
Hope this word list had the adjective used with circumstance you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.