The paper is based on research of word formation in the speech of Goričan. Firstly, it gives an overview of the characteristics of the speech of Goričan and its position in relation to the Kajkavian dialect. This is followed by the results of research of word formation in the speech of Goričan. All examples are validated by the speakers of mentioned speech. The analysis is based on research of suffixes, prefixes and prefixes-suffixes formation of nouns. Along each generative way, there are more or less fertile prefixes and suffixes that are typical for the speech of Goričan. At the end of the paper, we seclude sound changes that occur in the formative seams of derivatives. From the analyzed corpus, it can be concluded that the formation of the suffix is the most fertile way of forming nouns in the speech of Goričan, what was to be expected. The most fruitful are suffixes -ek, -ec and -ač in diminutives masculine, suffix -ica in diminutives feminine and suffixes -iče, -eko and -stvo in diminutives neuter. Furthermore, less fertile suffixes such as -ka/-eka, -ička, -ce, -ešce, -ece, -eco, -ičec, -ič were verified. Prefixes and prefixes-suffix formation are less represented in the speech of Goričan and were verified in a small number of examples compared to the suffixes formation.