imploding, falling, crumbling, disintegrating, crashing, plunging, tumbling, disappearing, teetering, foundering, slipping, plummeting, wobbling, buckling, bursting, sinking, creaking, toppling, deteriorating, faltering, choking, tottering, stumbling, heaving, exploding, evaporating, engulfing, shrinking, sagging, dying, degenerating, crushed, limping, wilting, propping, shrivelling, sliding, losing, convulsing, fading, stagnating, decaying, crumpling, splintering, defibrillating, colliding, retreating, wrecking, hobbling, suffocating, fainted, hemorrhaging, eroding, ossifying, floundering, straining, jumping, crippled, defaulting, keeled, flattening, sundering, drowning, succumbing, destroying, withered, vanishing, tanked, unraveling, decimated, slumping, lurching, bankrupting, spiraling, depleting, caved, tearing, overrunning, bouncing, suffering, nose dive, groaning, perishing, derailing, climbing, heat prostration, squeezing, piling, chocking, declining, bolting, fragmenting, rotting, shuddered, corroding, felled, draining, recovering, rising, resuscitated, dwindling, pounding

collapsable, collapsible, debris storm, debris surge, guy, noncollapsable, noncollapsible, topple, tumble