The old man spoke deferentially.

那位老人谦恭地说着话。

《柯林斯英汉双解大词典》

Once inside, he greets Guarini deferentially, mentioning that his mother once worked for her parents.

一进门，他就恭敬地和瓜里尼打招呼，并提到他母亲曾为瓜里尼的父母工作。

youdao

It was as if she had anticipated my arrival and was opening the door for me, except that once it was open, she did not step aside deferentially, and we almost collided.

只是门开了，她没有恭敬地闪在一旁。我们几乎撞在一起。

youdao

It says much for Mr Francis that he treats all this kindly, even deferentially, and never shows scorn either for Ann or for her followers.

ECONOMIST: Religions in history

As they see it, appeasement isn't dead since it is Khamenei - whom they deferentially refer to as "the supreme leader" - who sets Iran's foreign policy.

CENTERFORSECURITYPOLICY: Ideologue-in-chief

We will ask ourselves in 3 years why so many people treated him deferentially in 2011, such as interviewing him as an expert on global tax policy on 60 Minutes recently.

FORBES: Don't Tell Mom, Cisco's Board is Dead Asleep