De or het loonsuppletie?

The correct Dutch article is:

de loonsuppletie

Rule Words ending in -tie and -sie: almost always de. See the rule

How to use loonsuppletie

the loonsuppletiede loonsuppletie
this loonsuppletiedeze loonsuppletie
that loonsuppletiedie loonsuppletie
our loonsuppletieonze loonsuppletie
your loonsuppletiejouw loonsuppletie
every loonsuppletieelke loonsuppletie
which loonsuppletie?welke loonsuppletie?
a big loonsuppletie / the big loonsuppletieeen grote loonsuppletie, de grote loonsuppletie

Dutch words starting with loonsuppletie

loonsuppletieregeling