The word "un affable" typically means rude or unfriendly, so the antonyms for this word would be polite, friendly, amiable, sociable, cordial, genial, and affable itself. Politeness is the basis of all human interactions, so being polite and courteous is essential in every aspect of life. Being friendly means being sociable and approachable, which opens up opportunities for building relationships and making connections with people. Being amiable means being easy to work with, and having a pleasant disposition. Cordiality means being warm and welcoming. Finally, being genial means being kind and cheerful, which is essential for creating a positive environment wherever one goes. By embracing these antonyms, one can cultivate a likable and amicable personality that makes others feel comfortable and at ease in their company.