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Start saying "tock-tick-tock-tick" repeatedly and you somehow end up saying "tick-tock-tick-tock"
(self.showerthoughts)
A "Showerthought" is a simple term used to describe the thoughts that pop into your head while you're doing everyday things like taking a shower, driving, or just daydreaming. A showerthought should offer a unique perspective on an ordinary part of life.
Ablaut reduplication.
BBC newspaper article on Ablaut Reduplication.