Javindo, also known by the pejorative name Krontjong, was a Dutch-based creole language spoken on Java, Indonesia. The name Javindo is a portmanteau of Java and Indo, the Dutch word for a person of mixed Indonesian and Dutch descent. This contact language developed from communication between Javanese-speaking mothers and Dutch-speaking fathers in Indo families. Its main speakers were Indo-Eurasian people. Its grammar was based on Javanese while the vocabulary was based on Dutch. Dutch lexicon was pronounced in a Javanese manner.