The Monsalves family is planning a reunion.

My friend's last name is Monsalve.

My friend's last name is Monsen.

The Monsens are a lovely family.

Monsour is a common surname in Lebanon.

The Monsours are a close-knit family.

Monsanto is a well-known name in the agricultural industry.

Monsantos is a multinational agricultural biotechnology company.

The peaty monster emerged from the depths of the swamp.

Monsieur de Paris was the infamous public executioner in Paris during the French Revolution.