suru verb (special), transitive verb
Used for demonstrating the truth or correctness of something, often in formal or logical contexts.
彼は自分の無実を証するために証拠を集めた。
He gathered evidence to prove his innocence.
この
This experiment verifies the hypothesis.
suru verb (special), transitive verb
Used when formally assuring or committing to something, such as a guarantee of quality or a promise of action.
品質を証するために厳しい検査を行います。
We conduct rigorous inspections to guarantee quality.
彼は必ず成功すると証した。
He promised that he would definitely succeed.