遡

ONそ

KUNさかのぼる

Meanings

go upstreamtrace backrevert

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How to remember

Imagine a fish swimming 'upstream' (遡) against the current, represented by the flow of the 'path' (辶) being opposed by the 'reverse' (屰) element.

遡上そじょう

going upstream (e.g., salmon)

遡及そきゅう

retroaction, retroactive

遡源そげん

tracing back to the source

歴史を遡るれきしをさかのぼる

to trace back history

時を遡るときをさかのぼる

to go back in time