Proclaimed is a verb that means to announce publicly or declare. Its synonyms are several, among them, assert, avow, affirm, announce, declare, pronounce, state, broadcast, trumpet, advertise, promulgate, publicize, advertise, and make known. Each of these synonyms carries a slightly different connotation, from asserting a belief to making a broad, public announcement. In some contexts, proclaimed could be replaced by any of these words and maintain the overall meaning of the sentence, but in other cases, the specific connotation of each of these synonyms should be considered to ensure that the intended meaning is conveyed accurately.