Where does “安全ピン” come from?

安全ピン (Japanese) comes from Japanese ピン, from Portuguese pinta, from Portuguese pintar, from Old Portuguese pintar, from Vulgar Latin pinctare, from Latin pictāre, from Latin pingere, from Latin pingo — to attach.

安全ピン (Japanese): a safety pin

Definitions

  1. a safety pin

Ancestry of “安全ピン”, step by step

安全ピン traces back through two separate lines of ancestry.

via Japanese ピン

StepLanguageWordMeaning
1Japaneseピンan ace in cards or a "one" in dice; the first or...
2Portuguesepintanaevus; a small spot, dot or stain; suit
3Portuguesepintarto paint
4Old Portuguesepintar
5Vulgar Latinpinctare
6Latinpictārepaint
7Latinpingeresecond-person singular future passive indicative...
8LatinpingoI decorate or embellish; I paint, tint or colour;...
9LatinpangoI fasten, fix, set, especially drive, sink, force...
10Proto-Italicpangōto fasten, to fix
11Proto-Indo-Europeanpeh₂ǵ-to attach

via Japanese 安全

StepLanguageWordMeaning
1Japanese安全safety; security
Every word from Proto-Indo-European peh₂ǵ-Every word from Proto-Italic pangōEvery word from Latin pango