However, there is a plural marked on the verb, and in the case of possessive suffixes, the plurality of the noun affects the relevant suffix.

There is no dedicated morpheme that specifies number, but in most cases it is shown with the articles. The articles have number baked into them, thus there exists a set of articles encoding two dimensions of definiteness and numbers.
art    def    indef
sg     kay    sam
pauc   kaba   saba
pl     kaf    saf