ただす to ascertain #15,137 Also a form of 正す ただす to ascertain 訂す ただす to correct (a typo, etc.) Meanings also 糺す · 糾す godan verb, transitive, usually in kana to ascertain; to confirm; to verify; to make sure of also 質す godan verb, transitive, usually in kana to ask (about); to inquire; to enquire; to question; to make sure of