docking vs moorage

docking and moorage both are nouns.

Word	Noun	Adjective	Verb	Adverb
docking	Yes	No	No	No
moorage	Yes	No	No	No

As nouns, docking and moorage are synonyms defined as:

Other synonyms of docking include dockage, tying up.

docking (noun)	moorage (noun)
the act of securing an arriving vessel with ropes	the act of securing an arriving vessel with ropes
	a place where a craft can be made fast
	a fee for mooring