Where does “一日三秋” come from?

一日三秋 (Japanese) comes from Japanese 一, from Japanese 始め, from Japanese 始める — begin; start; initiate; originate.

一日三秋 (Japanese): waiting impatiently; time dragging on

Definitions

  1. waiting impatiently; time dragging on

Ancestry of “一日三秋”, step by step

一日三秋 traces back through 3 separate lines of ancestry.

via Japanese 一

StepLanguageWordMeaning
1Japanese一one, 1; "term relating to the number one"; unity
2Japanese始めbeginning, the start of an activity or time...
3Japanese始めるbegin; start; initiate; originate

via Japanese 日

StepLanguageWordMeaning
1Japanese日Sunday
2Old Japanese日the sun; sunlight, sunshine; daytime, daylight
3Proto-Japonic*piday, sun

via Japanese 三

StepLanguageWordMeaning
1Japanese三three, 3; third; three
2Middle Chineseさん—
Every word from Japanese 始める →Every word from Japanese 始め →Every word from Japanese 一 →