Where does “胸三寸” come from?

胸三寸 (Japanese) comes from Japanese 胸, from Japanese い, from Japanese や, from Japanese じゃ, from Japanese である, from Japanese で, from Japanese ぜ, from Japanese ぞえ.

胸三寸 (Japanese): thoughts buried deep inside the heart

Definitions

  1. thoughts buried deep inside the heart

Ancestry of “胸三寸”, step by step

胸三寸 traces back through two separate lines of ancestry.

via Japanese 胸

StepLanguageWordMeaning
1Japanese胸chest, breast; heart, inner thoughts; bosom,...
2JapaneseいUsed in compounds with certain sentence-ending...
3Japaneseやand/or; is, are; Alternative form of いや
4Japaneseじゃso, then—used for connecting to a reasonable...
5JapaneseであるTo be: the copula, with the same function as だ and its polite form です
6Japaneseでat; with, by, using; indicating the following...
7Japaneseぜsentence-ending particle signifying emphasis,...
8Japaneseぞえ­ sentence-ending particle signifying emphasis, used to lightly press one's point, with affectionate overtones
9JapaneseえAlternative form of い
10Middle Chinese衣—

via Korean 三寸

StepLanguageWordMeaning
1Korean三寸—
Every word from Middle Chinese 衣 →Every word from Japanese え →Every word from Japanese ぞえ →