stupid
The German word 'dumm' is used to describe someone or something as foolish, unintelligent, or lacking common sense. It can be used in a similar way to the English word 'stupid', but it's important to remember that cultural nuances and connotations may differ between languages. Always use such words with care and respect.
You are not stupid.
This is a simple declarative sentence in which the speaker asserts that the listener, addressed as 'du' (you), is not 'dumm' (stupid). It demonstrates the usage of 'dumm' in a negative statement.
That is a stupid idea.
This statement expresses an opinion about an abstraction ('Idee' or idea), assessing it as 'dumm' (stupid). This example shows that 'dumm' is an adjective that can be used to describe both people and objects or concepts.
He is playing dumb.
This sentence is a comment on someone's behavior, suggesting that the person in question ('er' or he) is intentionally acting 'dumm' (dumb). It illustrates that 'dumm' can also be used to describe a behavior or manner rather than an inherent characteristic.