groundwork vs readying

groundwork and readying both are nouns.

Word	Noun	Adjective	Verb	Adverb
groundwork	Yes	No	No	No
readying	Yes	No	No	No

As nouns, readying is a hypernym of groundwork; that is, readying is a word with a broader meaning than groundwork:

groundwork: preliminary preparation as a basis or foundation
readying: the activity of putting or setting in order in advance of some act or purpose

Other hypernyms of groundwork include preparation.

groundwork (noun)	readying (noun)
preliminary preparation as a basis or foundation	the activity of putting or setting in order in advance of some act or purpose
lowest support of a structure
the fundamental assumptions from which something is begun or developed or calculated or explained