This is the 1148th most frequent Arabic word.
الدستورية
Constitutional.
Here 'الدستورية' acts as an adjective describing the state, meaning it adheres to or operates under a constitution.
الدستور هو أساس الدولة الدستورية التي تحكم بالقانون.
The constitution is the basis of the constitutional state that is governed by law.
In this sentence, 'الدستورية' is part of the name of an institution, specifying its focus on matters related to constitutional law.
المحكمة الدستورية العليا تفصل في النزاعات القانونية الكبرى.
The Supreme Constitutional Court resolves major legal disputes.
Here 'الدستورية' describes the principles indicating that they are derived from or related to the constitution.