Which part of speech does the word involved belong to

The different parts of speeches are noun, pronoun, adjective, verb, adverb, preposition, conjunction, interjection.

The words carcass, witchcraft, and precocious are:

carcass - noun; refers to a dead body of an animal

witchcraft - noun; the use of powers for evil doings

precocious - adjective; describes a child that acts like an adult