Reasonable
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impractical, specious, nonthinking, outrageous, increased, nonsensical, irrational, reasonless, sophistic, high-ticket, partial, questionable, incredible, thoughtless, unrealistic, deluxe, assured, misguided, unarticulated, stupid, prejudiced, expensive, casuistic, invaluable, prohibitory, invalid, groundless, foolish, doubtful, prohibitive, unacceptable, unscientific, valuable, unthinking, implausible, unlikely, misleading, luxurious, idiotic, improbable, Eristic, uninformed, biased, bold, unwarranted, unreasonable, unjust, senseless, overpriced, unfair, unwise, flimsy, unsound, high, Unreasoned, unbelievable, intolerable, dubious.