The ex-official memorandum was treated as authoritative because it proceeded from the governor's office.

The official scorers reviewed the protest before confirming the final results.

The museum displayed the official covers of the archival journals in a climate-controlled case.

When the try was close, the referee referred the decision to the television match official to check whether the ball had been grounded.

Several agents working under non-official covers attended the diplomatic reception to gather intelligence.

The operative worked under a non-official cover while collecting intelligence at the multinational firm.

During the local election campaign, supporters of the Official Monster Raving Loony Party staged a noisy procession through the town.

The governor's reshuffle left several officialships vacant for months.

Her officialship in the committee gave her the authority to sign the agreement.