tailspin (noun) descent: moving down; lowering
Sinonime: cave-in,
coast, coming down,
crash, declension, declination,
decline, declivity, dip, downgrade,
droop,
drop, drop-off,
fall,
falling,
grade, gradient, header,
hill,
inclination,
incline, landslide, plummeting,
plunge, plunging, precipitation, prolapse, sag,
settlement, sinkage, sinking,
slant,
slide,
slip, slope, swoop, tailspin, topple,
tumbleAntonime: ascension,
ascent, elevation,
increase,
rise,
upgrade