Latin incursio

← Proto-Indo-European *ḱers- (root)

← Latin incurrō (affix)

← Latin -tiō (affix)

→ English incursion (derived)

→ Catalan incursió (borrowed)

→ Spanish incursión (borrowed)

→ French incursion (derived)

→ Italian incursione (borrowed)

→ Portuguese incursão (borrowed)