Rotten is an adjective.
The part of speech of generation is a noun.
If you mean "What part of speech is the word cellular?", it is an adjective.
adjective
a prefix
Biotic is an adjective.
Distinct is an adjective. "Rotten milk gives off a distinct odor."
An adjective, for example: The nonperishable apple never went rotten. The word nonperishable is describing apple, and apple is a noun and adjectives describe nouns.
One Part Rotten Apple - 2013 was released on: USA: 22 March 2013 (limited)
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
The part of speech for "indefinite" is an adjective.
The part of speech for "buried" is a verb.
The part of speech for "rapid" is an adjective.