"Lion heartedness" typically refers to the bravery and courage of a person. When it comes to antonyms, words that convey the opposite meaning can range from timid, fearful, or cowardly to faint-hearted or spineless. These words can indicate a lack of courage, strength, or fortitude in the face of adversity. Other antonyms to "lion heartedness" could include words that suggest a lack of confidence or determination, such as unassertive, indecisive, or hesitant. Ultimately, these opposing terms highlight the importance of bravery and courage in facing challenges and overcoming obstacles, while also emphasizing the negative consequences of succumbing to fear and doubt.