Had faith is a phrase that can be used to describe a person's belief or trust in something or someone. There are many synonyms for the term "had faith", including "believed", "trusted", "relied on", "counted on", "put confidence in", "had assurance in", "had conviction in", "had faith in", and "had trust in". These phrases can be used interchangeably, depending on the context and the level of conviction or trust that the person is expressing. Whether you use "had faith" or one of its synonyms, the underlying sentiment is one of belief and trust in something greater than oneself.