n. [ F. gratitude, LL. gratitudo, from gratus agreeable, grateful. See Grate, a. ] The state of being grateful; warm and friendly feeling toward a benefactor; kindness awakened by a favor received; thankfulness. [ 1913 Webster ]
The debt immense of endless gratitude. Milton. [ 1913 Webster ]
n. [ F. ingratitude, L. ingratitudo. See Ingrate. ] Lack of gratitude; insensibility to, forgetfulness of, or ill return for, kindness or favors received; unthankfulness; ungratefulness. [ 1913 Webster ]
Ingratitude, thou marble-hearted fiend. Shak. [ 1913 Webster ]
Ingratitude is abhorred both by God and man. L'Estrange. [ 1913 Webster ]