Põhiseaduslikust
Põhiseaduslikust is the genitive form of the Estonian adjective põhiseaduslik, and it appears in legal and political usage to refer to the concept of constitutionalism or to the constitutional order itself. In Estonian discourse, words such as põhiseaduslikkus (constitutionalism) and põhiseaduslikkuse tagamine (ensuring constitutionality) are common, and põhiseaduslikust often appears within phrases describing aspects of the legal system that are governed by the constitution.
Constitutionalism denotes the principle that governmental power derives from and is limited by a written constitution.
In Estonia, the Constitution (Põhiseadus) is the supreme legal act, outlining the structure of state institutions,
The term is used across academic, judicial, and political contexts to discuss the legitimacy of state power,