Correct

退行

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Strokes

Definition

to recede/to degenerate/to regress

Example

As a Verb

retrograde; retrogress; degenerate

1
Wénmíng
文明
de
tuìxíng
退行

retrogression of civilization

2
Guānnéng
官能
de
tuìxíng
退行

degeneration of an organ