A short stressed vowel doubles the final consonant (dik → dikker).
Use the comparative with dan (stommer dan…) and the superlative with het (het stomste).
The comparative (vergrotende trap) of stom is stommer. A short stressed vowel doubles the final consonant (dik → dikker). Use it with 'dan': ...stommer dan...
The superlative (overtreffende trap) of stom is stomst, usually used as het stomste.
The platform drills Dutch grammar in real A2 exam tasks, AI-graded across all five DUO sections.