teeth
une dent is a feminine noun in French.
either le dents or la dents
Brosse à dents
to have a tooth ache is 'avoir mal aux dents' in French. When you have a very acute 'mal de dents', you call it 'une rage de dents'
dents
dents.
The French word for teeth is "dents".
une brosse a dents
brosse à dents
Tu te brosses les dents
il brosse ses dents, il se brosse les dents
I have got a toothache is " j'ai mal aux dents " in French. If this is a severe, painful crisis, you would say " j'ai une rage de dents ".