cheaper
The cheapest.
Le verre est moins cher que l'aluminium.
Glass is cheaper than aluminum.
C'est le marchand de légumes le moins cher de la ville.
It's the cheapest greengrocer in town.
It’s the cheaper of the two.
L'appartement au rez-de-chaussée coûte moins cher.
The ground floor apartment costs less.
I would like the cheapest.