Else is an adverb.
It can be more than one part of speech. My mistakes are legion. (= noun) He often mistakes me for someone else. (=verb)
The word tenderhearted is an adjective. It means to be compassionate about someone else's misfortune.
The word visitor is a noun. A visitor is someone who visits someone or somewhere else.
The word supreme is an adjective. It means to have power over everything else.
The word "preparatory" is an adjective. It is used to describe something that is done to prepare for something else.
The word "sympathy" is a noun. It refers to feelings of pity and sorrow for someone else's misfortune.
part of speech
The part of speech for this particular word is a noun.
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
Sharecropper is a noun. It refers to a person who works on someone else's land in exchange for a share of the crops produced.