In Dutch, the pluperfect (voltooid verleden tijd) is formed similarly as in German: the past participle (voltooid deelwoord) is combined with the past-tense...

and ⟨p⟩, the past tense ends in -te(n) and the past participle (voltooid deelwoord) in -t. If the verb-root ends in any other consonant or in a vowel...