The word "fadder" can be replaced with different synonyms depending on the context of use. In a religious context, the word "godparent" can be used instead of "fadder" as it refers to someone who sponsors a child's baptism. Alternatively, the word "sponsor" can be used in a secular context when referring to a person who supports or financially assists someone else, such as a sponsored child. "Guardian" is also a synonym for "fadder" and refers to someone who has been given legal responsibility for a minor. Other synonyms include "mentor", "guide" and "adviser" which all refer to someone who offers support, advice and guidance to another person.