Where does “keybind” come from?

keybind (English) comes from English bind, from Middle English binden, from Old English bindan, from Proto-West Germanic bindan, from Proto-Germanic bindaną, from Proto-Indo-European bʰendʰ- — to bind; bond.

Ancestry of “keybind”, step by step

keybind traces back through two separate lines of ancestry.

via English bind

StepLanguageWordMeaning
1EnglishbindTo tie; to confine by any ligature; To cohere or...
2Middle EnglishbindenTo secure or strengthen by various means; To take...
3Old Englishbindanto bind, constrain; to fasten or join
4Proto-West Germanicbindanto bind, to tie
5Proto-Germanicbindanąto bind, to tie
6Proto-Indo-Europeanbʰendʰ-to bind; bond

via English key

StepLanguageWordMeaning
1EnglishkeyAn object designed to open and close a lock; An...
2EnglishcayA small, low island largely made of sand or coral
3SpanishCayokey island
4Taínocayosmall island
Every word from Proto-Indo-European bʰendʰ-Every word from Proto-Germanic bindanąEvery word from Proto-West Germanic bindan