I doubt it. "guano" comes from an Andean language [0], while "iguana" comes from thousands of miles away, from the Caribbean [1]. Both are pre-Columbian words t

I doubt it. "guano" comes from an Andean language [0], while "iguana" comes from thousands of miles away, from the Caribbean [1]. Both are pre-Columbian words that entered English via Spanish. (I'm not an expert; I just looked up the "etymology" links on Wiktionary). [0] https://en.wikipedia.org/wiki/Quechuan_languages#Vocabulary https://en.wikipedia.org/wiki/Quechuan_languages#Vocabulary [1] https://en.wikipedia.org/wiki/Taíno_language#Vocabulary https://en.wikipedia.org/wiki/Taíno_language#Vocabulary