相关单词同義詞undertake, swear, for, 近義詞 guarantee 保証, pledge 發誓, convince 使確信, ensure 擔保, promise 諾言, reassure 使…安心, insure 保險, secure 安全的, swear 咒罵, declare 宣佈（聲明）..., make certain 弄清楚, nail down 用釘子釘住, substantiate 証實, verify 核實, comfort 舒適, vow 誓約, satisfy 使滿意, vouch 擔保, testify 作証, make 做, certain 確定的, ascertain 確定, see 看見, check 檢查, tell 告訴, control 掌控反義詞alarm, 警報worry, 撕咬臨近詞assured, assurance, assurer, assure of, assure safety, assure oneself, assure security, assure sb of sth, assure one's life, assure oneself of, assure sb's success, assure ... of相似詞assume, assuming (that), assumption, assurance, assured, assuredly, astatine, aster, 返回 assure