Nanny's mouth spread in an evil grin.

'You know what this river's called?' she said.

'No.'

' 'S called the Vieux River.'

'Yes?'

'Know what that means?'

'No.'

'The Old (Masculine) River,' said Nanny.

'Yes?'

'Words have sex in foreign parts,' said Nanny, hopefully.

Granny didn't budge.

'Wouldn't be at all surprised,' she murmured. Nanny sagged.

— Witches Abroad by Terry Pratchett, Peter Serafinowicz, Indira Varma (Narrator), and 1 other (Discworld, #12)