When someone says "it's/that's all right," they typically mean that they are okay with something or do not mind a particular situation. However, there are several synonyms for this phrase that one can use to express the same sentiment. Some examples include "no problem," "don't worry about it," "it's cool," "it's fine," "all good," "no sweat," "no biggie," and "everything's okay." All these phrases convey a sense of reassurance and acceptance, and they can be used in various social contexts. Whether you are talking to friends, family, or colleagues, using a synonym for "it's/that's all right" can add variety to your conversations and help you communicate your feelings better.