This is the 985th most frequent French word.
red
The French word for "red" is "rouge."
In this sentence, 'rouge' functions as an adjective describing the color of the noun 'rose'.
La rose est rouge.
The rose is red.
Here, 'rouge' is used as a noun referring to the specific color that the door was painted in.
Elle a peint la porte en rouge.
She painted the door red.
In this example, 'rouge' acts as an adjective describing the visible effect of embarrassment on a person's complexion.