Not every of the type has to do with houses and their furnishings, but a lot do. Ok, there's all of lesson one and some words to play with. That's next, and it's not that hard, either. What you've got is the most basic and important word-association in the whole language. I semester one in a single lesson, and if you knew enough words, could probably get a meal and rent a room in an inn anywhere in the Roman Empire.
Latin nouns come in five classes, or spelling groups, also called 'declensions'.
We haven't gotten to plurals, but that will come. Cases' are nothing more than 'instances' of words in use. No big deal. More on this later. You know two.