escarp vs escarpment

escarp and escarpment both are nouns.

Word	Noun	Adjective	Verb	Adverb
escarp	Yes	No	No	No
escarpment	Yes	No	No	No

As nouns, escarp and escarpment are synonyms defined as:

escarp and escarpment: a steep artificial slope in front of a fortification

Other synonyms of escarp include protective embankment, scarp.

escarp (noun)	escarpment (noun)
a steep artificial slope in front of a fortification	a steep artificial slope in front of a fortification
	a long steep slope or cliff at the edge of a plateau or ridge; usually formed by erosion