tooth
In German, the word 'Zahn' is used to refer to a tooth. It is a noun and is used in the same context as the English word 'tooth'. For example, 'I have a loose tooth' translates to 'Ich habe einen lockeren Zahn'.
She has lost a tooth.
This sentence is used in the context when a person has lost one of their teeth, which can be due to various reasons such as an accident, tooth decay, or a child's milk teeth falling out as they grow.
I have a toothache.
None
The tooth of time gnaws at everything.
This is a German idiom that translates word for word to English. It is used to express the concept that time affects everything and leads to change or decay.