Cases

Barbaric has a notable amount of cases. They are:

Location

The location of the noun
Near/By the noun

Motion

Away from the noun
Towards the noun
Motion through a noun

Morphosyntactics

Active experiencer, causer of the verb, agent
Passive/unvoluntary experiencer, patient, recipient
Using, With, In company of a noun

Relation

For, for the benefit of, intended for a noun
Noun owned by something

Other

Used for adressing a noun

Gender

Barbaric has a three-gender system, which includes Masculine, Feminine, and Neuter

Plurality

Barbaric has three forms of plurality in nouns: Singular, Dual, and Plural.
A Singular noun is exactly one of something.
A Dual noun is exactly two of something, though this can be used (albeit more colloquially) to mean up to five.
A Plural noun is more than two of something.
Typically, a singular noun will be unmarked.
A Dual noun will be marked with "-win", though the vowel may vary, and will typically align with the vowel(s) from the root word if it does change.
A Plural noun will be marked with "-uz", with the vowel typically aligning with the vowel of the noun it augments.