"retrograded" in the verb sense
move backward in an orbit, of celestial bodies
move in a direction contrary to the usual one
3. retrograde, retreat
"The glacier retrogrades"
4. retrograde, rehash, hash over
go back over
5. regress, retrograde, retrogress
get worse or fall back to a previous condition
Source: WordNet® (An amazing lexical database of English)
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