* Noun: A deep, narrow valley, especially one with steep sides.
* Example: "We hiked through the beautiful gorge."
* Verb: To eat greedily or excessively.
* Example: "He gorged himself on cake after the party."
* Adjective: (archaic) Magnificent, splendid.
* Example: "He wore a gorge suit to the ball."
So, the part of speech depends on the context of the sentence.