oficjalny in English:

This news is official.

The official could not deal with the complaint himself.

His official title is Director-General of the Environment Agency.

A customs official asked me to open my suitcase.

As a public official you have sworn an oath to uphold and defend the constitution.

In the official question collection it is explained as being "passive voice of the present continuous tense".

Maori culture is now spreading more and more among us and their language has become an official language.

2002: President Bush signs the Homeland Security Act and it becomes an official Cabinet agency.

The official informed Bob that his request for a parking permit had been rejected.

He made an official visit to the French president the day before yesterday.

Up to this point has been the official story, which Kirika also knows. "By which you mean there is also an unofficial?"

Many websites prohibit misleading usernames that imply an official role on the website such as "admin," "administrator," "webmaster," "system operator," "sysop," or "moderator."

You need to have strong character to succeed as official.

The official designs of the Government, especially its designs in connection with postage stamps and coinage, may be described, I think, as the silent ambassadors of national taste.

The European Union has 23 official languages, theoretically with the same rights, but in practice only 3 working languages: English, French and German.

The school uniform is convenient because it can be worn for both informal and formal occasions.

They exchanged formal greetings.

Do we dress formal?

His language is very formal.

Her clothes were out of place at a formal party.

He was a tall, heavy-looking young man of five-and-twenty. His air was grave and stately, and his manners were very formal.

Boy, did she have egg on her face when she showed up at the formal party wearing blue jeans!

I will send our formal agreement to you.

She kept conversation on a formal plane.

Formal dress must be worn.

How formal is this ceremony?

Formal declarations of war haven't been America's style since 1942.

Some cultures and situations are formal, which means that we have to follow rules, other cultures and situations are more informal.

Gift-giving is quite formal in some countries.

Whenever I translate something from English into Spanish, I prefer to use the familiar "tú" instead of the formal "usted".