<complementizer> <complement arguments> <complement verb>
The complementizer, unlike relativizers, inflect according to their own role in the parent sentence. This is because the complementizer itself is also a relative pronoun.
The following dictionary entries are tagged complementizer:
este, n. Say.
hedíu, n. About, regarding, in the matter speaking of (complementizer form; see also hedí and hedu).
tsu, n. The event of.