Where does “internskämt” come from?

internskämt (Swedish) comes from Swedish intern, from Latin internus, from Latin inter, from Proto-Indo-European h₁entér, from Proto-Indo-European h₁en — in; in, inside.

internskämt (Swedish): an inside joke

Definitions

an inside joke

Ancestry of “internskämt”, step by step

internskämt traces back through two separate lines of ancestry.

via Swedish intern

Step	Language	Word	Meaning
1	Swedish	intern	internal, something of no relevance for...
2	Latin	internus	inward, internal; domestic, civil, internal
3	Latin	inter	between, among; during, while
4	Proto-Indo-European	h₁entér	between
5	Proto-Indo-European	h₁en	in; in, inside

via Swedish skämt

Step	Language	Word	Meaning
1	Swedish	skämt	a joke
2	Swedish	skämma	to spoil, to ruin, to dishonour; skämma bort; to...
3	Old Norse	skemmd	shame, disgrace
4	Proto-Germanic	skammiþō	—

Every word from Proto-Indo-European h₁en →Every word from Proto-Indo-European h₁entér →Every word from Latin inter →