tsarevich
noun/ˈ(t)sɑːɹəvɪtʃ/ · /ˈzɑːɹəvɪtʃ/
Etymology Borrowed from Russian царе́вич (carévič).
1
A son of a tsar, a prince in Russia or Bulgaria.
2
The firstborn son of a tsar
3
The tsesarevich (crown prince of the Russia Empire)
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.