Confidence is an essential aspect of success. Being confident about something instills trust and conviction in others. However, using the same phrase repetitively might become monotonous. Therefore, to avoid using the same phrase repeatedly, there are several synonyms for "were confident of" available. These synonyms include "were certain," "were sure," "were convinced," "had faith in," "believed in," "had trust in," "had faith in," "had no doubt," and "knew." By incorporating these synonyms into our vocabulary, we can express our confidence in a more diverse and expansive manner. This will help us avoid repetition and successfully communicate our confidence and certainty.