abstracter vs writer

abstracter and writer both are nouns.

Word	Noun	Adjective	Verb	Adverb
abstracter	Yes	No	No	No
writer	Yes	No	No	No

As nouns, writer is a hypernym of abstracter; that is, writer is a word with a broader meaning than abstracter:

abstracter: one who makes abstracts or summarizes information
writer: writes (books or stories or articles or the like) professionally (for pay)

Other hypernyms of abstracter include author.

abstracter (noun)	writer (noun)
one who makes abstracts or summarizes information	writes (books or stories or articles or the like) professionally (for pay)
	a person who is able to write and has written something