This is the 13564th most frequent German word.
decidéiert
"Decidéiert" is Luxembourgish, not German, and means "determined" or "decisive" in English.
The word 'entschieden' is used here as the past participle form to indicate a completed decision made by the speaker.
Ich habe mich entschieden, früher ins Bett zu gehen.
I decided to go to bed earlier.
The word 'entschiedene' serves as an adjective describing the determined or resolute stance of the person.
Er zeigt eine entschiedene Haltung bei schwierigen Themen.
He shows a decisive attitude on difficult topics.
The word 'entscheiden' in its infinitive form here means 'to decide' and is used to describe the process of making a choice.