Where does “-duom” come from?

-duom (Old Dutch) comes from Proto-West Germanic -dōm, from Proto-Germanic -dōmaz, from Proto-Indo-European dʰóh₁mos, from Proto-Indo-European dʰeh₁- — to do, put, place.

Ancestry of “-duom”, step by step

Step	Language	Word	Meaning
1	Proto-West Germanic	-dōm	—
2	Proto-Germanic	-dōmaz	Forms nouns denoting the condition or state of...
3	Proto-Indo-European	dʰóh₁mos	that which is put, placed
4	Proto-Indo-European	dʰeh₁-	to do, put, place

Words derived from “-duom”

-dom

Every word from Proto-Indo-European dʰeh₁- →Every word from Proto-Indo-European dʰóh₁mos →Every word from Proto-Germanic -dōmaz →