Sentence:Paul Friedrich guides us through a [e1]babel[/e1] of [e2]words[/e2], and worlds of the imagination ranging from his translations from five languages(notably the Russian of his literary studies) to the poetry of the Indian Mexico of his anthropological field work to America writ large -- super highways, a Vermont farm, father and child.
 e1: babel. 
 e2 : words.
Answer: Other