The synonym for “finding one guilty” could be “convicting someone” or “declaring someone culpable”. When we say “finding one guilty”, it means determining that a person has committed a wrong or illegal act and is responsible for it. For instance, in a court of law, a jury might find a defendant guilty after considering all the evidence. “Convicting someone” also implies reaching a decision that a person is guilty of a crime. The process of convicting often involves a legal trial and the presentation of evidence. “Declaring someone culpable” is another way to express the same idea. It means stating that a person is at fault or responsible for an offense. All these expressions convey the sense of holding someone accountable for their actions and finding them responsible for a wrong doing. In conclusion, “convicting someone” and “declaring someone culpable” are both useful synonyms for “finding one guilty” and can be used in different contexts to describe the act of determining someone’s guilt.