Adjectives in Usnasian do not have any declination besides the possessive singular pronouns which will decline for gender. Adjectives always occur after the noun being described.
Is is barnõ mina.
He is my child.
3.NOM.SG.M be.3.SG.INDC.PRES child-F.ACC.SG 1.SG.GEN-F
Ic fahuhṡ hõsõ min.
I caught my dog.
1.NOM.SG catch.1.SG.INDC.PRES dog-M.ACC.SG 1.SG.GEN.M