escarp vs protective embankment

escarp and protective embankment both are nouns.

Word	Noun	Adjective	Verb	Adverb
escarp	Yes	No	No	No
protective embankment	Yes	No	No	No

As nouns, escarp and protective embankment are synonyms defined as:

escarp and protective embankment: a steep artificial slope in front of a fortification

Other synonyms of escarp include escarpment, scarp.

escarp (noun)	protective embankment (noun)
a steep artificial slope in front of a fortification	a steep artificial slope in front of a fortification