Yes, it can be for example England or British parliament which is most similar to parliamentary democracy.
Explanation:
The Constitutional monarchy is the system of government where the head of the government is Non-elected monarch but with the limits of power or constitution, All political powers in the constitutional monarchy are divided between monarch and organized government or elected government the perfect example of this form of government could be British parliament.
Where political powers are divided between non-elected monarch and Elected government, this kind of government is most similar to the democratic form of government.
