eisern (a) (streng) | onbuigzaam (a) (streng) |
eisern (a) (streng) | hard (a) (streng) |
eisern (a) (Willenskraft) | stalen (a) (Willenskraft) |
eisern (a) (streng) | streng (m) (a) (streng) |
eisern (a) (streng) | waterdicht (a) (streng) |
eisern (a) (metall) | ijzeren (a) (metall) |
eisern (a) (metall) | in ijzer (a) (metall) |
eisern (a) (Willenskraft) | ijzeren (a) (Willenskraft) |