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遡

Words12Kanji0
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さかのぼる遡る溯る逆上る泝るIntransitiveUsually kanaGodan verbFreq #9473
1

to go upstream; to go up (a river)

Examples
鮭は川をさかのぼって砂に産卵する。
Salmon go up the river and lay their eggs in the sand.
2

to go back (to the past or origin); to date back (to); to trace back (to); to be retroactive (to)

Examples
その教会は１１７３年までさかのぼる。
The church dates back to 1173.
遡行そこう溯行遡航溯航NounIntransitive～する VerbFreq #48642
1

going upstream; sailing against the current

遡上溯上そじょうNounIntransitive～する VerbFreq #74158
1

going upstream; swimming upstream

遡及そきゅうさっきゅう溯及NounIntransitive～する VerbFreq #103194
1

retroactivity; retroaction; being retroactive (to)

遡源溯源さくげんそげんNounIntransitive～する VerbFreq #157647
1

Formal or literary term

going to the source; tracing to the origin

遡及的そきゅうてき～な Adj.Freq #183814
1

retroactive

不遡及ふそきゅうNounFreq #210019
1

Law

non-retroactivity

遡求そ求そきゅうNounFreq #293568
1

redemption; recourse

遡河魚溯河魚そかぎょさっかぎょNoun
1

anadromous fish (fish that migrates upstream, e.g. salmon)

遡求権そ求権そきゅうけんNoun
1

right of recourse; right for redemption

遡及法そきゅうほうNoun
1

Law

retroactive law; retrospective law

遡及書誌そきゅうしょしNoun
1

retrospective bibliography