De or het bonusrente?

The correct Dutch article is:

de bonusrente

Rule Words ending in -te: usually de. See the rule

How to use bonusrente

the bonusrentede bonusrente
this bonusrentedeze bonusrente
that bonusrentedie bonusrente
our bonusrenteonze bonusrente
your bonusrentejouw bonusrente
every bonusrenteelke bonusrente
which bonusrente?welke bonusrente?
a big bonusrente / the big bonusrenteeen grote bonusrente, de grote bonusrente