Welfare state, social state, economic growth- development tough they are used interchangeably, each of these concepts has their own differences. The main purpose of the study is to compose etymological and conceptual comparison through the concepts. Economic growth-development, social state, natural resource wealth, welfare regime, are some major terms to clarify the welfare state and to reveal the breadth of its scope and to clarify their interwoven relation, distinguishing point of the concepts is “sociability” was unveiled in the simplest sense. While economic growth, is a quantitative term increase or decrease of GDP, it expresses the outcome of the policies implemented by governments and in one way it is the result of process in an identified period. The concepts of economic development and welfare state differ as broader concepts in terms of their content with social and structural dimension. Similarly, the geopolitical locations of the countries, the natural wealth they have relations with their welfare levels in question also mentioned in the study and the determinations were embodied by using certain indicators and numerical data. Welfare regime, on the other hand, is a grouping process and it is a tool that includes various countries and based on certain criteria, which enables the analyze motion of clusters and comparison of policies implemented by governments. Ultimately, the welfare state provides advanced standards in terms of social and economic aspects and other phenomena are seen countries have achieved success in many areas such as democracy, equality of opportunity and rule of law.