Passive potential affixation: syntax or lexicon?

In this paper we will argue that contrary to the received view passive potential affixation in Hungarian primarily derives complex syntactic objects rather than adjectives. By means of a number of tests we show the differences between the two classes of items bearing the homophonous affix -ható/hető : one a nonfinite verb form, the other a lexicalized adjective. In addition to a syntactic analysis of this composite affix, a typology is provided for languages that have similar constructions