确保

to ensure / to guarantee

variant of 確|确[que4] / variant of 埆[que4]

authenticated / solid / firm / real / true

Bulgaria / Bulgarian / abbr. for 保加利亞|保加利亚[Bao3 jia1 li4 ya4]

to defend; to protect; to keep / to guarantee; to ensure / civil administration unit in the baojia 保甲[bao3 jia3] system (old)