After a short, stressed vowel followed by l, m, n, ng or r, double that consonant and add -etje.
Every Dutch diminutive is a het-word and forms its plural with -s (rolletjes).
The diminutive (verkleinwoord) of rol is "het rolletje". After a short, stressed vowel followed by l, m, n, ng or r, double that consonant and add -etje.
Het. Every Dutch diminutive is a het-word, so it is het rolletje even though rol takes de.
Diminutives always add -s, so the plural is rolletjes.
The platform drills the grammar that makes your Dutch natural, in real A2 exam tasks, AI-graded across all five DUO sections.