I agree with 'adopt don't shop' because I respect the animals, and it feels pretty disrespectful to call a living creature 'used.'
I'm conflicted. On one hand, you are absolutely correct that 'used' is disrespectful. On the other hand, I call my cats worse things all the time.
When I'm doing mental roll call (to make sure I've not trapped one somewhere), i call themcat 1cat 2dog 1cat 3dog 2In order of their acquisition
Used?
As in adopt from a shelter?
Yup!
Because they won't just show up when needed...