This is the 1608th most frequent German word.
schildern
"Schildern" means "to describe" or "to narrate" in detail.
In this sentence, 'schilderte' (past tense) is used to indicate the act of narrating or describing one's personal experience.
Er schilderte seine Erfahrungen beim Bergsteigen mit großer Begeisterung.
He described his experiences in mountain climbing with great enthusiasm.
Here, 'schildern' (present tense) expresses the action of narrating or explaining a situation observed, specifically in a legal context.
Die Zeugen schildern dem Richter genau, was sie gesehen haben.
The witnesses describe to the judge exactly what they have seen.
In this instance, 'geschildert' (past participle) is used as an adjective to describe how the book is presented, indicating the detailed narration within the book.