In Saaroa, nouns are subsumed under several grammatical subclasses according to their morphological/syntactic possibilities correlating with semantic properties of their referents (i) common nouns, (ii) kinship terms, (iii) human nouns and nonhuman nouns, (iv) person names, (v) locative nouns and (vi) temporal nouns. These classes may overlap; accordingly, a noun can fall in more than one class.
