The term "un-communicable" implies something that cannot be communicated or shared with others. Its antonyms would be words like communicable or shareable, which indicate the ability to be transmitted or shared. They suggest that something can be passed on, shared, or transmitted between individuals, groups or communities. Other antonyms for un-communicable might include words like understandable, comprehensible or transparent, meaning that something can be easily grasped, explained or clarified. These antonyms all suggest a sense of openness, accessibility, and a willingness to share and connect with others, which are essential ingredients for effective communication in any context.