They have to be called something - I suggest you consult a dictionary for the etymology; but whatever the root language it will still mean what we make it mean.
The words in a poem are called 'verses.'
Rearranging words to make other words is called anagramming.
A play without words is called a ballet, or pantomime. A person who acts without words, is called a mime.
The words at the top of the thesaurus are called guide words!
The words to a song are known as "lyrics."
They're called Kangaroo Words .
Words that describe people, places and things (nouns) are called adjectives. Words that describe actions (verbs) are called adverbs. A general term for describing words is modifier.
Words that have opposite meanings are called antonyms.
== == Similar words are called "synonyms."Synonyms
The theme music is called "If I Had Words."
Two words with same meaning are called synonyms.
Compound words