客气的有礼貌的用英语可以说是"popte"或"courteous"。
"popte"来自拉丁语"poptes"，意思是"和蔼可亲、有礼貌"。
"courteous"来自法语"courtois"，意思是"有礼貌、有教养"。
例句：
He was very popte to me. 他对我非常客气有礼貌。
She was always courteous to her guests. 她总是对她的客人很有礼貌。
He was popte and courteous to everyone he met. 他对遇到的每个人都很客气有礼貌。