Haddest a tree means to possess or own a tree. There are several synonyms for this term that imply the same thing. For instance, you could use the phrase "owned a tree" or "had a tree in possession." Other options include "held a tree," "possessed a tree," or "controlled a tree." Alternatively, you could use terms like "dominated a tree," "managed a tree," "governed a tree," or "ruled a tree." All of these synonyms convey the idea of having something in your ownership or control, and can be used interchangeably with "haddest a tree".