augur vs auspex

augur and auspex both are nouns.

Word	Noun	Adjective	Verb	Adverb
augur	Yes	No	Yes	No
auspex	Yes	No	No	No

As nouns, augur and auspex are synonyms defined as:

augur and auspex: (ancient Rome) a religious official who interpreted omens to guide public policy

augur (noun)	auspex (noun)
(ancient Rome) a religious official who interpreted omens to guide public policy	(ancient Rome) a religious official who interpreted omens to guide public policy

augur (verb)	auspex (verb)
indicate, as with a sign or an omen
predict from an omen