In Buddhism, Parami means perfection or completness of certain virtues which cultivate a way of purification while reaching a goal of enlightenment. A person who wants to become Buddha should have complete these ten perfection known as dasa parami. These are as follows:
1.Dana parami: generosity, giving of oneself.
2.Sila parami: virtue, morality.
3.Nekkhamma parami: renunciation.
4.Panha parami: wisdom, insight.
5.Viriya parami: effort, diligence.
6.Khanti parami: patience, tolerance.
7.Sacca parami: truthfulness, honesty.
8.Adhitthana parami: determination, resolution.
9.Metta parami: loving, kindness.
10.Upekkha parami: equanimity, serenity.
These ten pefections make a man purify his mind and helps to find the end of suffering. It makes mind free from clinging and cravings. These are not easy things to practice for anyone. So the main thing is to control mind to do these things. Every Buddha were completely perfect with these paramis and they guided others to walk in the same way to find the enlightenment.