We don't have synonyms for agamas yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are agama, gamas and agmas.
(n) :
Any of the various small, long-tailed lizards of the subfamily Agaminae of family Agamidae, especially in genera Acanthocercus, Agama, Dendragama, Laudakia, Phrynocephalus, Trapelus and Xenagama.
(n) :
Any of the various small, long-tailed lizards of the subfamily Agaminae of family Agamidae, especially in genera Acanthocercus, Agama, Dendragama, Laudakia, Phrynocephalus, Trapelus and Xenagama.