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forest vs vegetation vegetation vs forest

forest and vegetation both are nouns.

forest is a verb but vegetation is not a verb.

As nouns, vegetation is a hypernym of forest; that is, vegetation is a word with a broader meaning than forest and forest is a type of vegetation with the definitions:
  • the trees and other plants in a large densely wooded area
Other hypernyms of forest include flora, botany.
forest (noun) vegetation (noun)
the trees and other plants in a large densely wooded area all the plant life in a particular region or period
land that is covered with trees and shrubs the process of growth in plants
an abnormal growth or excrescence (especially a warty excrescence on the valves of the heart)
inactivity that is passive and monotonous, comparable to the inactivity of plant life
forest (verb) vegetation (verb)
establish a forest on previously unforested land