abseil,
rappel (mountaineering) a descent of a vertical cliff or wall made by using a doubled rope that is fixed to a higher point and wrapped around the body
drop,
fall the act of dropping something; "they expected the drop would be successful"
lightening descent of the uterus into the pelvic cavity that occurs late in pregnancy; the fetus is said to have dropped
set several exercises intended to be done in series; "he did four sets of the incline bench press"
cascade,
shower a succession of stages or operations or processes or units; "progressing in severity as though a cascade of genetic damage was occurring"; "separation of isotopes by a cascade of processes"
sinking a slow fall or decline (as for lack of strength); "after several hours of sinking an unexpected rally rescued the market"; "he could not control the sinking of his legs"
descent -
the kinship relation between an individual and the individual's progenitors
family line,
kinfolk,
kinsfolk,
phratry,
sept,
folk,
family people in general (often used in the plural); "they're just country folk"; "folks around here drink moonshine"; "the common people determine the group character and preserve its customs from one generation to the next"
descent -
properties attributable to your ancestry; "he comes from good origins"