A person, such as an ambassador, who is accredited to represent a government officially in its relations with other governments or international organisations

Concerning the relationships between the governments of countries. / Exhibiting diplomacy; exercising tact or courtesy; using discussion to avoid hard feelings, fights or arguments.

The science of diplomas, or the art of deciphering ancient writings and determining their age, authenticity, etc.; paleography.

In a diplomatic manner. / (domain) From the perspective of diplomacy

plural of diplomat

The science of authenticating, dating, and interpreting old official documents.

diplomacy

Dated form of diplomatic.

simple past tense and past participle of diplomatize

Third-person singular simple present indicative form of diplomatize