dockage vs moorage

dockage and moorage both are nouns.

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

As nouns, dockage and moorage are synonyms defined as:

Other synonyms of dockage include docking, tying up.

dockage (noun)	moorage (noun)
the act of securing an arriving vessel with ropes	the act of securing an arriving vessel with ropes
landing in a harbor next to a pier where ships are loaded and unloaded or repaired; may have gates to let water in or out	a place where a craft can be made fast
a fee charged for a vessel to use a dock	a fee for mooring