selfish
The German word 'egoistisch' is an adjective that directly translates to 'selfish' in English. It is used to describe a person who is excessively self-centered and concerned with their own interests, often at the expense of others. The term can be used in both formal and informal contexts, and it is often considered a negative trait.
He is too selfish to help others.
This sentence is describing a person (he) who is so selfish (egoistisch) that he won't even help others. It is using an adjective (egoistisch or 'selfish') to describe a noun (er or 'he').
She says I am selfish because I keep my time to myself.
This sentence is directly spoken (an 'I' statement) and tells us the speaker's perspective (that he/she is accused of being selfish or 'egoistisch' because he/she keeps his/her time to him/herself). The speaker may not agree with this assessment.
Is it selfish to see your own well-being as a priority?
This rhetorical question poses a philosophical question for the reader to consider, about whether prioritizing one's own well-being is considered selfish ('egoistisch').