Latin nervōsus

→ English nervous (derived)

→ Welsh nerfus (borrowed)

→ Danish nervøs (derived)

→ German nervös (derived)

→ French nerveux (derived)

→ Middle French nerfveux (derived)

→ Old French nerveus (borrowed)

→ Old French nervus (derived)

→ Italian nervoso (mention)

→ Norwegian Bokmål nervøs (derived)

→ Norwegian Nynorsk nervøs (derived)

→ Norman nèrveux (inherited)

→ Portuguese nervoso (borrowed)

→ Swedish nervös (derived)