This is the 9191st most frequent Russian word.
скарлатти
"Скарлатти" is not inherently a Russian word; it typically refers to the Italian composer Domenico Scarlatti or his surname.
This usage of "Скарлатти" is as a proper noun, referring to the surname of a famous composer, Domenico Scarlatti.
Скарлатти был выдающимся композитором своего времени.
Scarlatti was an outstanding composer of his time.
Here, "Скарлатти" represents the composer Domenico Scarlatti, indicating the source of the musical works being studied.
В музыкальной школе мы изучали произведения Скарлатти.
In music school, we studied the works of Scarlatti.
In this sentence, "Скарлатти" refers to Domenico Scarlatti, whose compositions were played at the concert.