Relation 과 Relationship 의 차이 정리하면, relation은 relationship 보다 형식적인 의미로 국가나 큰 그룹 사이의 관계를 말할때 사용된다. A reader asks about the difference between "relations" and "relationship." Editor Kory Stamper answers. When do you use relations and when do you use relationship? Can I say "I am in relations with him?" These two words both mean the same thing ("the way in which two or more people, groups, countries..