abscondment vs decampment

abscondment and decampment both are nouns.

Word	Noun	Adjective	Verb	Adverb
abscondment	Yes	No	No	No
decampment	Yes	No	No	No

As nouns, abscondment and decampment are synonyms defined as:

abscondment and decampment: the act of running away secretly (as to avoid arrest)

abscondment (noun)	decampment (noun)
the act of running away secretly (as to avoid arrest)	breaking camp
	the act of running away secretly (as to avoid arrest)