sigh, thunk, box

expiratory, old, asthmatic, audible, persistent, faint, slight, good, long, pitched, recurrent, loud, little, asthmatoid, ancient, unilateral, hoarse, occasional, monophonic, soft, low, thin, nocturnal, characteristic, dry, mild, bronchial, prolonged, episodic, husky, final, chronic, breathless, inspiratory, latest, localized, painful, severe, nasal, widespread, strangled, deep, slow, familiar, gentle, sibilant, induced, polyphonic, musical, jolly, sonorous, continuous, acute, rhythmic, feeble, shrill, agitated, quick, raspy, intermittent, steady, unpleasant, preliminary, bilateral, harsh, pneumatic, associated, quiet, desperate, tired, infantile, frequent, isolated, snort, transient, idiotic, brilliant, distinct, favourite, fixed, cavernous, guttural, blubbery, breathy