Ingratitude, see Gratitude.
Inhabitant, definition, 437; when subject to laws, 438.
Inheritance, title of private ownership, 1872 b.
Inhibition, of passions, 131.
_Injuria_, definition, 1724 b.
Injuries, Bodily, a form of injustice, 1866.
Injustice, definition, 1719; species of legal and particular injustice, 1720; theological species of legal and particular injustice, 1721; when injury to private or public right is mortal sin, 1722 a, b; moral species of injustice, 1723; profitable and unprofitable injustice, 1724 c; when injury is no injustice, 1725; internal injustice, 1726; distributive injustice alone does not oblige to restitution, 1754; cooperators in injustice and restitution, 1778 sqq.; mandator of act of injustice, 1779 a; advisor of act of injustice, 1779 b; protector in act of injustice, 1779 d; consenter in act of injustice, 1779 e; partaker in injustice, 1779 f; sin of injustice, 1866 s; judicial injustice, 1939; principal sins of verbal injustice, 2009.
Injustice in Buying and Selling, see Fraud.
Innocent, unintentional killing of, 1847.
Insensibility, sin against fortitude, 2446 b; vice opposed to temperance, 2464.