The word "claimers" refers to people who assert the truth or validity of something without proper proof or evidence. There are several synonyms for the word "claimers", including "asserters", "affirmers", "allegers", "avowers", "declarers", "professors", and "protagonists". Each of these words carries a slightly different connotation and emphasis. For example, "affirmers" suggest a strong conviction or belief, while "declarers" suggest a more formal or official statement. Ultimately, all these synonyms convey a similar idea of individuals making a statement without adequate support, leaving the veracity of their claims in doubt.