6
fauna(noun, animal, creature, beast)
6
mechanism(noun, procedure, method, instrument, device)
4
airplane(noun, procedure, method, instrument, device)
4
being(noun, animal, creature, fauna, beast)
4
environment(expression, nature, essence, creation, world)
4
mortal(noun, animal, creature, fauna, beast)
4
natural world(expression, nature, essence, creation, world)
4
world(noun, nature, essence, creation)
3
aeroplane(noun, procedure, method, instrument, device)
3
animal(noun, creature, fauna, beast)
3
class(noun, nature, essence, creation, world)
3
creation(noun, nature, animal, creature, fauna)
3
motor vehicle(noun, expression, procedure, method, instrument)
3
plane(noun, procedure, method, instrument, device)
3
vertebrate(noun, feature, characteristic, animal, creature)
2
automotive vehicle(noun, expression, procedure, method, instrument)
2
body(noun, animal, creature, fauna, beast)
2
craniate(noun, feature, characteristic, detail)
2
creature(noun, animal, fauna, beast)
2
entity(noun, animal, creature, fauna, beast)
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APASmart Define. (2015). amphibian thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/amphibian/thesaurus/broader
ChicagoSmart Define. 2015. "amphibian thesaurus" https://smartdefine.org/amphibian/thesaurus/broader (accessed September 25, 2026).
HarvardSmart Define 2015, amphibian thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/amphibian/thesaurus/broader>.
MLASmart Define. "amphibian thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/amphibian/thesaurus/broader>