proper noun

Son Altesse royale

/sɔ̃.n‿al.tɛs ʁwa.jal/

proper noun/sɔ̃.n‿al.tɛs ʁwa.jal/

Son Altesse royale is feminine in French.

His Royal Highness, third person form of address for a high royal; Her Royal Highness, third person form of address for a high royal