The state of being liable, culpable, or responsible for something in particular.
A duty, obligation or liability for which someone is held accountable.
The state of being responsible, accountable, or answerable.
The obligation to carry forward an assigned task to a successful conclusion. With responsibility goes authority to direct and take the necessary action to ensure success.
The obligation for the proper custody, care, and safekeeping of property or funds entrusted to the possession or supervision of an individual.
heedless disregard for the consequences of one's actions
disregard for other's feelings