Full Idea
In my view, 'good' for Aristotle means 'telos', and value is real, but relational.
Gist of Idea
For Aristotle 'good' means purpose, and value is real but relational
Source
comment on Aristotle (Nicomachean Ethics [c.334 BCE]) by Deborah Achtenberg - Cognition of Value in Aristotle's Ethics Intro
Book Reference
Achtenberg,Deborah: 'Cognition of Value in Aristotle's Ethics' [SUNY 2002], p.8
A Reaction
Interesting. Hence Aristotle is pursuing a naturalist project in ethics, since he connects purpose to function, which is natural and self-evident.