De or het lsd-verslaving?

The correct Dutch article is:

de lsd-verslaving

Rule Words ending in -ing: almost always de. See the rule

How to use lsd-verslaving

the lsd-verslavingde lsd-verslaving
this lsd-verslavingdeze lsd-verslaving
that lsd-verslavingdie lsd-verslaving
our lsd-verslavingonze lsd-verslaving
your lsd-verslavingjouw lsd-verslaving
every lsd-verslavingelke lsd-verslaving
which lsd-verslaving?welke lsd-verslaving?
a big lsd-verslaving / the big lsd-verslavingeen grote lsd-verslaving, de grote lsd-verslaving