Formal:
* നിങ്ങൾ രാജാവാണ് (ningal raajaavaanu) - This is the most direct and formal way to say it. It literally translates to "You are the king."
Informal:
* നീ രാജാവാണ് (nee raajaavaanu) - This is a more casual and informal way to say it. It literally translates to "You are the king."
* രാജാവ് നീയാണ് (raajaav nee yaanu) - This is another informal way to say it, emphasizing the "you" part of the sentence. It translates to "You are the king."
Poetic/Literary:
* രാജാവ് നിങ്ങളാണ് (raajaav ningal aanu) - This is a more poetic and literary way to say it, emphasizing the respect towards the person being addressed. It translates to "You are the king."
Note: The choice of which phrase to use depends on the context and the relationship between the speaker and the listener.