sliding, falling, inching, dropping, edging, stumbling, sneaking, retreating, drifting, creeping, nudging, bouncing, tumbling, clawing, climbing, plunging, losing, fading, dipped, disappearing, skidding, pulling, pushing, moving, slumped, wobbling, squeezing, eroding, collapsing, seeping, gaining, regaining, vaulted, leapt, lapsing, dragging, plummeting, evaporating, shifting, coasting, heading, hovering, sagged, sinking, turning, veering, jumping, squeaking, surging, crashing, slithered, catapulting, straying, peeking, limping, bumping, descending, slinking, dived, teetering, lurching, faltering, ebbing, putting, zoomed, crawled, propelling, clinging, nipping, scooting, eased, leapfrogged, backsliding, declining, rocketed, loosing, flitted, trickling, receding, waltzing, disintegrating, drooped, hurtling, denting, reaching, lept, spilling, clambering, shuffled, rising, shunted, languishing, vanishing, bounding, trailing, dashed, ascending, snatching, scraping, tucking, spiking, zipping

., bitt pin, calk, calkin, cleat, climber, climbing iron, crampon, crampoon, crupper, descensus, nonslip, prolapse, prolapsus, roughshod, slip, slippage, slithering

slippery, slippy, slithering