SYN: Reproduce, renovate, resuscitate, revive, revivify, restore, reintegrate.
ANT: Waste, corrupt, vitiate, deteriorate, degenerate.
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KEY: Region.
SYN: Country, clime, territory, district, tract of land, portion, part.
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KEY: Register, [See BAWL].
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KEY: Regression.
SYN: Retreat, return, retrogradation, retrogression, retirement.