Definitions of unceasing

adj continuing forever or indefinitely

aeonian, ageless, eonian, eternal, everlasting, perpetual, unending
lasting, permanent
continuing or enduring without marked change in status or condition or place

adj uninterrupted in time and indefinitely long continuing

“man's unceasing warfare with drought and isolation”
ceaseless, constant, incessant, never-ending, perpetual, unremitting
continuous, uninterrupted
continuing in time or space without interruption

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