Murmur adjectives are listed in this post. Each word below can often be found in front of the noun murmur in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing MURMUR.
angry, audible, busy, cardiac, ceaseless, confused, constant, continual, continuous, deep, diastolic, distant, dreamy
drowsy, dull, excited, faint, faintest, first, general, gentle, great, heart, hoarse, hollow, holosystolic
hushed, husky, inarticulate, indistinct, involuntary, least, like, liquid, little, long, loud, low, lulling
melancholy, mere, monotonous, mournful, muffled, musical, occasional, off, ominous, plaintive, pleasant, pleasing, prolonged
quiet, regurgitant, respiratory, rising, sad, single, slight, slightest, soft, solemn, soothing, steady, stifled
strange, subdued, sullen, suppressed, sweet, sympathetic, systolic, threatening, unintelligible, universal, vague
Hope this word list had the adjective used with murmur you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.