KEY: Presumptive.
SYN: Probable, antecedent.
ANT: Demonstrative, established.
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KEY: Presumptuous.
SYN: Presuming, bold, overconfident, forward, rashly confident, arrogant, bold, rash, irreverent, wilful, foolhardy, [See RASH].
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KEY: Presuppose.
SYN: Presume, assume, postulate, surmise.
ANT: Prove, establish, infer, deduce, argue, demonstrate.