Obsolescence is a noun.
yeah
economic obsolescence
The part of speech for "answer" is a noun.
part of speech
The part of speech for this particular word is a noun.
adverb
what part of speech is work
what part of speech is beneath
obsolescene
Managerial Obsolescence is a situation where Managers cannot keep up with the latest technology or are not as well-qualified.
The part of speech for "explicit" is an adjective.
The part of speech for "indefinite" is an adjective.