At Home Work: family vocabulary and code names

We've met the family! Let's go over new vocabulary.
Also, we have names for our code endings ;): NOMINATIVE for the name of the noun (e.g., fluvius 'river'), ABLATIVE when the noun is with the preposition 'in' (in fluviō 'in the river'), and our latest--GENITIVE 'OF' OR TO SHOW POSSESSION (APOSTROPHE -S) (e.g., mater Marcī 'Marcus' mother', or pater Iūliae 'Julia's father').