famulus

Famulus sped on before, or bounded after them, perpetually on the gallop.

“Dr Lane wants you,” said the Famulus, just in time to save the tired boys from their remorseless questioners.

Famulus means domestic slave, and familia is the aggregate number of slaves belonging to one man.

But, you see, all good spirits praise God; there in the avenue he comes himself, with his suspicious Famulus!'

Then he called his disciple Famulus to him and explained that he was going to test the formula.