I was going by what the game calls them, there's alsoCoatl is just a Nahuatl (Aztec) word for 'serpent' or 'twin'
Coatli is means 'water serpent/serpent water'
Tbh, it's probably in reference to Quetzalcoatl if what makes you one is having "dragon" traits with feathery wings.
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which notably is not feathered so the idea of using the term for weird dragon-like fantasy creatures is not on Inno. No idea whether there were lesser versions in the original mythology or whether all of these stem from the god Quatzalcoatl.