"Be germane to" is a phrase that means to be relevant or pertinent to a specific topic or situation. There are many synonyms for this phrase including: applicable, appropriate, connected, fitting, related, significant, suitable, and relevant. Each of these synonyms carries a slightly different connotation, but all convey the idea that the information or discussion is pertinent to the subject at hand. In order to effectively communicate ideas and stay on topic, it is important to use words that accurately convey your meaning. By using synonyms for "be germane to," you can add variety to your language and communicate your ideas more effectively.