prolapse - slip or fall out of place, as of body parts; "prolapsed rectum"

go, locomote, move, travel - change location; move, travel, or proceed; "How fast does your new car go?"; "We travelled from Rome to Naples by bus"; "The policemen went from door to door looking for the suspect"; "The soldiers moved towards the city in an attempt to take it before night fell"

abseil, rappel, rope down - lower oneself with a double rope coiled around the body from a mountainside; "The ascent was easy--roping down the mountain would be much more difficult and dangerous"; "You have to learn how to abseil when you want to do technical climbing"

dismount, unhorse, get down, light, get off - get off (a horse)

avalanche, roll down - of snow masses in the mountains

dive, plunge, plunk - drop steeply; "the stock market plunged"

go under, go down, set - disappear beyond the horizon; "the sun sets early these days"

slump, correct, decline - go down in value; "the stock market corrected"; "prices slumped"

precipitate - fall vertically, sharply, or headlong; "Our economy precipitated into complete ruin"

subside, sink - descend into or as if into some soft substance or place; "He sank into bed"; "She subsided into the chair"

crash - fall or come down violently; "The branch crashed down on my car"; "The plane crashed in the sea"

flop - fall suddenly and abruptly

topple, tumble - fall down, as if collapsing; "The tower of the World Trade Center tumbled after the plane hit it"

drop - to fall vertically; "the bombs are dropping on enemy targets"

plop - drop with the sound of something falling into water

pitch - fall or plunge forward; "She pitched over the railing of the balcony"

climb down, alight - come down; "the birds alighted"

go under, go down, sink, settle - go under, "The raft sank and its occupants drowned"

pounce, swoop - move down on as if in an attack; "The raptor swooped down on its prey"; "The teacher swooped down upon the new students"

drip - fall in drops; "Water is dripping from the faucet"

cascade, cascade down - rush down in big quantities, like a cascade

derive - come from; "The present name derives from an older form"

hail, come - be a native of; "She hails from Kalamazoo"

act, move - perform an action, or work out or perform (an action); "think before you act"; "We must move quickly"; "The governor should act on the new energy bill"; "The nanny acted quickly by grabbing the toddler and covering him with a wet towel"

come - come to pass; arrive, as in due course; "The first success came three days later"; "It came as a shock"; "Dawn comes early in June"

fall - go as if by falling; "Grief fell from our hearts"