"Trust to" is a commonly used phrase that implies belief or confidence in someone or something. However, there are many synonyms that can be used in place of this phrase to express the same sentiment. Words like rely on, depend on, have faith in, count on, have confidence in, and believe in all convey trust and confidence in another person or thing. These words are often used interchangeably with "trust to" depending on the context of the sentence. Regardless of the word used, the underlying message is one of unwavering trust and reliance in someone or something.