This is the 3145th most frequent German word.
dmitri
The word "Dmitri" is not inherently German; it is a given name of Slavic origin, often associated with Russian, meaning "devoted to Demeter" (Greek goddess of agriculture).
Here, 'Dmitri' is used as a proper noun, referring to the name of a person.
Dmitri ist ein sehr talentierter Musiker.
Dmitri is a very talented musician.
In this sentence, 'Dmitris' is the possessive form of the proper noun 'Dmitri', indicating belonging or association.
Ich habe Dmitris Aufführung gestern Abend genossen.
I enjoyed Dmitri's performance last night.
Here, 'Dmitri' is used as the source of information or opinion in the sentence.