spewing, emitting, farting, sucking, burping, rumbling, chugging, billowing, bellowing, spluttering, guzzling, growling, wafting, hissing, befouling, oinking, putrefying, mooing, combusting, gulping, polluting, roaring, pluming, droning, disgorging, snorting, spurting, thrumming, cackling, slurping, spitting, wheezing, exhaling, gurgling, screeching, puffing, burble, reeking, honking, begrimed, huffing, stinking, swilling, snuffling, grunting, braying, churning, gushing, clomp, devouring, exhaust fumes, chewing, thundering, blare, mewl, constipated, inhaling, retch, squealing, smoke, excreting, throb, coughing, spouting, slobbering, shrieking, whinnying, clanking, smell, lumbering, cranking, juddering, choking, hum, whooshing, tootled, gargling, expectorating, respiring, seeping, beeping, neighing, pongy, idling, howling, yowling, hooting, leaking, trundling, slushing, skirling, heaving, oozing, gibbering, pumping, stoppered, flaring, revving, humping, croaking, blowing, puking, flatulence, vomiting, eructations, jerking, retching, eructation, jarring, bumping, cough, jerks, perspiration, sneezing, twitching, twitchings, clatter, diarrhoea, dyspnoea, expectoration, powered, steampowered, diesel, freight, ton, condensing, engined, fueled, munition, wheeled, built, electric, fuelled, hauling, horsedrawn, overloaded

aerophagia

ejection, expulsion, forcing out, physiological reaction, projection, reflex

belch, burp