Synonyms of tailspin

1 Syllable
droop, dip, coast, sag, hill, drop, slant, fall, crash, swoop, slip
2 Syllables
grade, plunging, cave-in, gradient, falling, plunge, tumble, topple, drop-off, header, descent, sinking, slide, slope
3 Syllables
landslide, declension, incline, plummeting, downgrade, settlement, decline, prolapse, sinkage
4 Syllables
declination, inclination, declivity
5 Syllables
precipitation