孝行芋

孝行芋

Japanese

Etymology 1

Kanji in this term
孝	行	芋
こう Grade: 6	こう Grade: 2	いも Grade: S
on’yomi		kun’yomi

Apparently 孝行(こうこう) (kōkō) + 芋(いも) (imo).

Alternative forms

• 孝(こう)行(こ)芋(いも) (kōkoimo), 孝(こう)子(こ)芋(いも) (kōkoimo)

Noun

孝(こう)行(こう)芋(いも) • (kōkōimo) 

1. (Tsushima) sweet potato

   Synonym: (standard Japanese) 薩摩芋 (satsuma-imo)

   • 2016 March, “文化”, in 肝煎（きもいり）血判頭百姓之差図方並心得, 1758, quoted in つしま百科, 長崎県対馬振興局:

     孝行芋の切り干

     (please add an English translation of this quote)

   • [(Can we date this quote?), 成海應, (Please provide the book title or journal name) (in Literary Chinese):

     至對馬島佐須浦始得之、卽所稱孝子芋也。古有孝子種之養親故名。

     (please add an English translation of this quote)

Descendants

• → Korean: 고구마 (goguma, “sweet potato”)

Etymology 2

Kanji in this term
孝	行	芋
こう Grade: 6	こう > こ Grade: 2	いも Grade: S
on’yomi	Irregular	kun’yomi

Alternative spelling
孝子芋

Noun

孝(こう)行(こ)芋(いも) • (kōkoimo) 

1. Alternative form of 孝行芋 (kōkōimo)