https://www.sttimothysacc.com/second-sunday-of-advent/ Lighting the second candle during Advent represents "peace," signifying the peace brought by Jesus Christ and reflecting on the journey of Mary and Joseph to Bethlehem in preparation for his birth; this candle is often called the "Bethlehem candle."
https://www.sttimothysacc.com/rose-sunday-gaudete-the-third-sunday-of-advent/ In the tradition of the Advent wreath, lighting the third candle represents "joy" and is often called the "Shepherd's Candle," symbolizing the great joy felt by the shepherds upon hearing the news of Jesus' birth, as they were the first to witness it; this candle is typically pink in color and is lit on […]
https://www.sttimothysacc.com/fourth-sunday-of-advent/ Lighting the 4th Advent candle signifies "love," representing the ultimate love of God shown through the birth of Jesus, often called the "Angel's Candle" as it symbolizes the angels' message of good news at Christ's birth; it is typically the final candle lit before Christmas, signifying the nearness of the celebration.