Where does “kloakksystem” come from?

kloakksystem (Norwegian Nynorsk) comes from Norwegian Nynorsk system, from Ancient Greek σύστημα, from Ancient Greek -μᾰ, from Proto-Indo-European -mn̥ — Creates action nouns or result nouns from verbs.

Ancestry of “kloakksystem”, step by step

kloakksystem traces back through two separate lines of ancestry.

via Norwegian Nynorsk system

Step	Language	Word	Meaning
1	Norwegian Nynorsk	system	a system
2	Ancient Greek	σύστημα	a whole made of several parts or members, system;...
3	Ancient Greek	-μᾰ	"suffix forming a noun denoting the result of an...
4	Proto-Indo-European	-mn̥	Creates action nouns or result nouns from verbs

via Norwegian Nynorsk kloakk

Step	Language	Word	Meaning
1	Norwegian Nynorsk	kloakk	a sewer
2	Latin	cloāca	An underground drain, sewer

Every word from Proto-Indo-European -mn̥ →Every word from Ancient Greek -μᾰ →Every word from Ancient Greek σύστημα →