De or het unitnodiging?

The correct Dutch article is:

de unitnodiging

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

This word is not in the word lists we use to double-check answers.

How to use unitnodiging

the unitnodigingde unitnodiging
this unitnodigingdeze unitnodiging
that unitnodigingdie unitnodiging
our unitnodigingonze unitnodiging
your unitnodigingjouw unitnodiging
every unitnodigingelke unitnodiging
which unitnodiging?welke unitnodiging?
a big unitnodiging / the big unitnodigingeen grote unitnodiging, de grote unitnodiging