Synonyms of precipitous

1 Syllable
high, sheer, straight, sharp, steep
2 Syllables
steeper, craggy, unbent, dizzying, abrupt, dizzy, sheerer, steeping, straightest, arduous, sudden, hurried, steepest, straighter
3 Syllables
uncurled, subito, impetuous, collinear, sideling
4 Syllables
rectilineal, declivitous
5 Syllables
precipitate, perpendicular
6 Syllables
unanticipated