However, you could use suffixes to describe aspects of reptiles:
* -like: This suggests a resemblance to reptiles, e.g., "lizard-like," "snake-like," "crocodile-like."
* -ian: This implies belonging to or relating to reptiles, e.g., "reptilian fauna," "reptilian anatomy."
* -ism: This describes a characteristic or ideology of reptiles, e.g., "reptilianism" (though this term is often used in conspiracy theories).
You could also use words that describe the characteristics of reptiles, like "scaly," "cold-blooded," or "oviparous" as adjectives.