The main difference with traditional gouache is that acrylic gouache is waterproof and cannot be reactivated. It has its pros and cons.
Holbein Artists' Gouache Review - The Fearless Brush
Cecile Yadro, Author at - Page 9 of 16
Gouache vs. Acrylic - Opaque Water-Based Paints Comparison
Gouache Painting for Beginners: Materials - Malcolm Dewey Fine Art
The Best Acrylic Gouache Brands for Artists, illustrators, Designers
Why is my gouache painting cracking?
Acrylic Gouache
What is Acrylic Gouache? - Jackson's Art Blog
Liquitex Acrylic Gouache Review - Barb Sotiropoulos