As nouns the difference between terms and quincentenary
is that terms is while quincentenary is a five-hundredth anniversary.
As an adjective quincentenary is
pertaining to a quincentenary; quincentennial.
terms
English
Noun
(head)
Statistics
*
----
quincentenary
English
Noun
(quincentenaries)
A five-hundredth anniversary.
Adjective
(-)
Pertaining to a quincentenary; quincentennial.