proper noun/ʁɔ.ʃə.ʃwaʁ/
Rochechouart (a small town in Haute-Vienne department, Nouvelle-Aquitaine)
Related: astroblème de Rochechouart-Chassenon, Rochechouartais, rochechouartais
Compound of roche + Chouard. The former is from Occitan ròcha (“rock”), while the latter, a surname, is from Old French choe + -ard (compare chouette (“owl”)).