-em, -om, -am, -ed -od -ad; -e/-je -a,-ja; -unk,-ünk,
ain't these? These are always needed. But the -nak, -nek (from pronouns it will be nekem, neked, neki, nekünk ecc.) attached to the proprietary (owner) is optional. If used, an article is also needed, to the possessed thing.
long: Robinak a háza short: Robi háza, Robi kertje (garden)
3.