Being accountable for something means taking ownership and being responsible for its outcome or consequences. There are several synonyms that capture a similar sense of responsibility, such as being answerable, liable, or being held responsible. To be accountable for something can also mean being held to account, or being held to task. Another similar synonym is being subject to scrutiny, which implies that the action or decision will be carefully examined and scrutinized by others. Overall, being accountable suggests a sense of responsibility, ownership, and willingness to accept the consequences or outcomes of one's actions.