Swedish language. Swedish (svenska (help·info) [ˈsvɛnːˈska]) is a North Germanic language, spoken natively by about 9 million people predominantly in Sweden and parts of Finland, where it has equal legal standing with Finnish.It is largely mutually intelligible with Norwegian and Danish (see Classification).wedish language. Swedish (svenska (help·info) [ˈsvɛnːˈska]) is a North Germanic language, spoken natively by about 9 million people predominantly in Sweden and parts of Finland, where it has equal legal standing with Finnish.