The phrase "be blooded" refers to an animal being introduced to blood sports, such as bullfighting or bear baiting. However, there are many synonyms for this phrase, some of which include "be initiated" or "be introduced." Other synonyms may include "be seasoned," "be trained," or even "be baptized" in the context of a religious rite. Ultimately, the synonym used for "be blooded" depends on the context in which it is being used. While the phrase may be commonly associated with animal cruelty, the use of more appropriate synonyms can help to better describe the situation at hand.