There are several antonyms for the word "suspicioned," which means "to have suspicion or doubt about someone or something." These antonyms include trust, confidence, faith, belief, assurance, certainty, and conviction. When you trust someone or something, you have no doubts or suspicions about them. Confidence is similar in that it also implies a lack of doubt or uncertainty. Faith and belief both suggest a strong sense of trust or confidence in something or someone. Assurance and certainty mean having complete confidence or trust in something. Lastly, conviction implies a strong belief or certainty about something, without any doubts or suspicions. These antonyms show that suspicioned is the opposite of trust, confidence, faith, belief, assurance, certainty, and conviction.