| Term | Definition |
| congratulate | express one's pleasure to another person at that person's success |
| gracious | pleasant; courteous; kindly |
| grateful | feeling or expressing gratitude; thankful; obliged |
| gratify | give or be a source of pleasure or satisfaction |
| gratis | without charge or payment; free |
| gratitude | thankfulness |
| gratuitous | 1. given freely 2. unwarranted |
| gratuity | present of money in return for a favor or service; tip |
| ingrate | ungrateful ("not thankful") person |
| ingratiate | establish (oneself) in the favor or good graces of another |