1) さかのぼる #15,489 Inflections of さかのぼる Class Godan verb Stem Inflected ending ✕ Link copied! Common さかのぼる [4] Meaning Shirabe ① Godan verb Intransitive verb Usually kana to go upstream; to go up (a river) 鮭さけは川かわをさかのぼって砂すなに産卵さんらんする。 Salmon go up the river and lay their eggs in the sand. ② Godan verb Intransitive verb Usually kana to go back (to the past or origin); to date back (to); to trace back (to); to be retroactive (to) その教会きょうかいは1173せんひゃくななじゅうさん年ねんまでさかのぼる。 The church dates back to 1173. Forms 遡る#8,707遡さかのぼるさかのぼる#15,489さかのぼる溯る#93,352溯さかのぼる逆上る#166,817逆上さかのぼる泝る#392,701泝さかのぼる
2) 遡行そこう #57,866 Inflections of 遡行 Class Suru verb Stem Inflected ending ✕ Link copied! そこう [0] Meaning Shirabe Noun Suru verb Intransitive verb going upstream; sailing against the current Kanji 遡 ソ go upstream, retrace the past 行 コウ going, journey, carry out Forms 遡行#57,866遡行そこう遡航#129,699遡航そこう溯行#264,290溯行そこうそこうそこう溯航(rarely used kanji form)溯航そこう
3) 遡上そじょう #73,752 Inflections of 遡上 Class Suru verb Stem Inflected ending ✕ Link copied! そじょう [0] Meaning Shirabe Noun Suru verb Intransitive verb going upstream; swimming upstream Kanji 遡 ソ go upstream, retrace the past 上 ジョウ above, up Forms 遡上#73,752遡上そじょう溯上#305,084溯上そじょうそじょうそじょう
4) 遡及そきゅう #124,784 Inflections of 遡及 Class Suru verb Stem Inflected ending ✕ Link copied! そきゅう [0] Meaning Shirabe Noun Suru verb Intransitive verb retroactivity; retroaction; being retroactive (to) Kanji 遡 ソ go upstream, retrace the past 及 キュウ reach out, exert, exercise Forms 遡及#124,784遡及そきゅうさっきゅう#220,910さっきゅうそきゅうそきゅう溯及(rarely used kanji form)溯及そきゅう
5) 遡源さくげん #380,039 Inflections of 遡源 Class Suru verb Stem Inflected ending ✕ Link copied! さくげん [0] Meaning Shirabe Noun Suru verb Intransitive verb Formal going to the source; tracing to the origin Kanji 遡 ソ go upstream, retrace the past 源 ゲン source, origin Forms そげん#142,180そげん遡源#380,039遡源さくげんさくげんさくげん溯源溯源さくげん
6) 遡河魚そかぎょ Link copied! そかぎょ [1] ✨ Meaning Shirabe Noun anadromous fish (fish that migrates upstream, e.g. salmon) See also: 降河魚 (こうかぎょ) Kanji 遡 ソ go upstream, retrace the past 河 カ river 魚 ギョ fish Forms 遡河魚遡河魚そかぎょそかぎょそかぎょさっかぎょさっかぎょ溯河魚溯河魚そかぎょ