Where does “蜥蜴の尻尾切り” come from?

蜥蜴の尻尾切り (Japanese) comes from Japanese 切り, from Japanese 切る, from Japanese 裏切り, from Japanese 裏 — back; behind; other side; inside; reverse side of...

蜥蜴の尻尾切り (Japanese): the behavior of some lizards to drop their tail in order to escape a predator

Definitions

the behavior of some lizards to drop their tail in order to escape a predator

Ancestry of “蜥蜴の尻尾切り”, step by step

蜥蜴の尻尾切り traces back through 3 separate lines of ancestry.

via Japanese 切り

Step	Language	Word	Meaning
1	Japanese	切り	limits, bounds, end; cutter; way of cutting
2	Japanese	切る	to cut, to slice, to carve; cut down, fell, chop...
3	Japanese	裏切り	treachery, betrayal
4	Japanese	裏	back; behind; other side; inside; reverse side of...

via Japanese 尻尾

Step	Language	Word	Meaning
1	Japanese	尻尾	tail
2	Japanese	尾	a tail; the foot of a mountain; the end of...
3	Old Japanese	尾	—

via Japanese 蜥蜴

Step	Language	Word	Meaning
1	Japanese	蜥蜴	a skink; any lizard
2	Chinese	蜥蜴	lizard

Every word from Japanese 裏 →Every word from Japanese 切る →Every word from Japanese 裏切り →