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KEY: Precipitous.
SYN: Steep, headlong, abrupt, sheer, perpendicular, beetling, rash, dangerous.
ANT: Shallow, graduated, inclined, undulating.
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KEY: Precise.
SYN: Definite, exact, nice, pointed, accurate, correct, particular, formal, explicit, scrupulous, terse, punctilious, ceremonious, formal.
ANT: Indefinite, vague, inexact, rough, inaccurate, loose, circumlocutory, ambagious, tortuous, informal, unceremonious.
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KEY: Precision.