This is the 7905th most frequent German word.
high
The German word "high" is not native; it is borrowed from English and means "intoxicated" or "euphoric" in contexts like drug use.
Here, 'hoch' is used as an adverb to describe the altitude at which the airplane is flying, reflecting a height in physical space.
Das Flugzeug fliegt hoch am Himmel.
The airplane flies high in the sky.
In this sentence, 'hoch' is used as an adjective to describe the elevated level or value of electricity prices.
Die Preise für Strom sind dieses Jahr hoch.
The prices for electricity are high this year.
Here, 'hohe' is an adjective in the nominative singular feminine form, describing the wall as having significant height.