Sigh adjectives are listed in this post. Each word below can often be found in front of the noun sigh in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing SIGH.
angry, annoyed, anxious, audible, big, bitter, blissful, bored, breathy, brief, broken, burning, collective, comfortable, contented, contrite, convulsive, deep, deeper, despairing, disappointed, disgruntled, disgusted, dramatic
drawn, dreamy, enormous, envious, eternal, even, ever, exaggerated, exasperated, faint, faintest, final, first, fragrant, frequent, frustrated, general, gentle, giant, grateful, great, gusty, half, happy
hard, heartfelt, hearty, heavy, hollow, hopeless, huge, human, impatient, inaudible, involuntary, inward, irritated, large, last, latest, light, little, lonely, long, longdrawn, longer, loud, low
melancholy, mental, mighty, mock, mournful, natural, noisy, occasional, only, out, own, pained, painful, passing, patient, pensive, piteous, pitying, plaintive, profound, prolonged, quick, quiet, ragged
regretful, relieved, reluctant, resigned, rising, rueful, sad, satisfied, secret, sentimental, shaky, sharp, short, silent, single, slight, slow, small, smothered, sobbing, soft, softest, sorrowful, stifled
struggling, sudden, suffering, suppressed, sweet, sympathetic, tender, theatrical, thoughtful, tiny, tired, tremendous, tremulous, troubled, unconscious, upon, very, weary, wind, wistful, would
Hope this word list had the adjective used with sigh you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.