The spelling of "more amphibian" can be a bit tricky due to the pronunciation of the word "amphibian." In IPA phonetic transcription, "amphibian" is pronounced /æmˈfɪbiən/. The "ph" combination in the word is pronounced as an "f" sound, and the "i" before the final "a" is pronounced as a schwa /ə/ sound. When spelling out the phrase "more amphibian," it is crucial to remember these phonetic details to avoid common spelling mistakes.
The term more amphibian does not have an etymology on its own. Amphibian refers to a class of cold-blooded vertebrates that live in both aquatic and terrestrial environments, including frogs, salamanders, and newts. However, if you are referring to the phrase more amphibian, it doesn't have a specific etymology as it is simply a combination of the adjective more, meaning greater in extent or degree, and the noun amphibian.