почтительный in English:

Erdem is a respectful person.

Recently there are a lot of young people who don't use respectful language to their superiors.

When speaking about your superiors' actions, you use respectful language.

You had better keep him at a respectful distance.

You should be respectful to your teachers.

Be respectful to your superiors, if you have any.

He was brought up to be respectful of the eldery

I`m very respectful towards my parents in law.

If I were you, I would be more respectful.

Her new boyfriend is respectful to her

One must be respectful when speaking, and not say obscene things.

I stood at a respectful distance from the old man.

One should be respectful of other's beliefs rather than mock them.

The students were not respectful towards their teacher.