SE in Spanish

This article provides an overview of Spanish SE, covering the main empirical facts, analyses and theoretical issues that it raises, exploring prospects to unify all uses –which are over a dozen in literature– under one same object keeps its surface properties invariable. We will show is almost inescapable propose SE associated two types objects, defective arguments verbal heads; both objects share property not introducing referentially independent DPs, which can be argued result grammaticalisation reflexive element contemporary Spanish. The chapter proposes treatment as projection introduced high clausal structure acting agreement locus fruitful way SE.