庆: Celebration, jubilation. This character, embodying great joy and auspiciousness, is often used in personal names to signify a life of smooth sailing and the fulfillment of wishes, symbolizing the arrival of good fortune.

坤: Qian and Kun, with Qian representing heaven and Kun symbolizing earth, embody the essence of all things in the universe. When used in personal names, they reflect an individual's lofty aspirations and dreams.