SYN: Elevated, towering, high, dignified, eminent, stately, haughty, majestic, airy, tall.
ANT: Depressed, low, stunted, undignified, ordinary, unstately, mean, unimposing, unassuming, affable.
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KEY: Logical.
SYN: Close, argumentative, sound.
ANT: Inconclusive, illogical, fallacious.
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KEY: Logomachy.
SYN: Wrangle, strife, contention, debate.
ANT: Chat, colloquy, conversation, confabulation.