When it comes to determining fatherhood, we commonly think of the phrase "paternity test." However, there are several synonyms that exist for this term, which can be used interchangeably depending on the context. Some of the synonyms for paternity test include fatherhood test, DNA test, parentage test, and genetic test. Each of these terms refers to the same process of determining biological paternity through the analysis of DNA samples. While the phrase paternity test may be the most commonly used, any of these synonyms can be used to convey the same meaning in conversation or in legal contexts.