Where does “kernwapen” come from?

kernwapen (Dutch) comes from Dutch kern, from Middle Dutch kerne, from Old Dutch kerno, from Proto-Germanic kernô, from Proto-Indo-European ǵr̥h₂nóm, from Proto-Indo-European ǵr̥h₂nós, from Proto-Indo-European ǵerh₂- — to grow old, to mature.

kernwapen (Dutch): nuclear weapon

Definitions

nuclear weapon

Ancestry of “kernwapen”, step by step

kernwapen traces back through two separate lines of ancestry.

via Dutch kern

Step	Language	Word	Meaning
1	Dutch	kern	nucleus, core; nucleus; nuclear
2	Middle Dutch	kerne	—
3	Old Dutch	kerno	—
4	Proto-Germanic	kernô	kernel, core
5	Proto-Indo-European	ǵr̥h₂nóm	grain
6	Proto-Indo-European	ǵr̥h₂nós	matured, grown old
7	Proto-Indo-European	ǵerh₂-	to grow old, to mature

via Dutch wapen

Step	Language	Word	Meaning
1	Dutch	wapen	weapon; coat of arms; branch or division of the...
2	Middle Dutch	wâpen	—
3	Old Dutch	wāpan	—
4	Proto-West Germanic	wāpn	weapon
5	Proto-Germanic	wēpną	weapon
6	Proto-Indo-European	wēbnom	—

Words derived from “kernwapen”

kernwapenvrij

Every word from Proto-Indo-European ǵerh₂- →Every word from Proto-Indo-European ǵr̥h₂nós →Every word from Proto-Indo-European ǵr̥h₂nóm →