Where does “た行” come from?

た行 (Japanese) comes from Japanese た, from Japanese たる, from Japanese たり, from Japanese と, from Old Japanese と, from Proto-Japonic tə, from Proto-Uralic tä — that.

た行 (Japanese): the fourth row of the 五十音図, consisting of the five kana た/タ, ち/チ, つ/ツ, て/テ and と/ト

Definitions

  1. the fourth row of the 五十音図, consisting of the five kana た/タ, ち/チ, つ/ツ, て/テ and と/ト

Ancestry of “た行”, step by step

た行 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japaneseindicates a past or completed action; indicates...
2Japaneseたる垂 waterfall; 樽 barrel; 足る be enough
3Japaneseたりused to list actions or states, possibly implying the existence of other similar actions or states
4Japanesewith; and; a particle following a phrase or...
5Old Japanese
6Proto-Japonicplace
7Proto-Uralicthat

via Japanese

StepLanguageWordMeaning
1Japanesea line of text; a row of a matrix; Abbreviation...
2Middle Chinese
Every word from Proto-Uralic Every word from Proto-Japonic Every word from Old Japanese