Profanity refers to words or language that are considered vulgar, obscene, or offensive. However, there are several other words that can be used interchangeably with "profanity." For instance, swear words, curse words, foul language, blasphemy, obscenities, expletives, and vulgarities are all synonyms for profanity. These words are used to express strong emotions such as anger, frustration, or disappointment. However, it's important to be mindful of when, where, and how these words are used as they can be disrespectful and offensive to others. In order to maintain respect and civility in communication, it is recommended to avoid using such language as much as possible.