He was granted many dignities in recognition of his contributions to the community.

dignities 是名词 dignity 的复数形式。dignity 来自拉丁语 dignitas，意思是"尊严、高贵"，在这里指"荣誉头衔"或"尊贵身份"。 在句中 dignities 特指因贡献而获得的正式荣誉称号或地位。