Supplementary is a related term of advantageous.
As adjectives the difference between supplementary and advantageous
is that supplementary is additional; added to supply what is wanted while advantageous is being of advantage, beneficial.
supplementary
English
Adjective
(
en adjective)
Additional; added to supply what is wanted.
Related terms
* presupplementary
References
*
advantageous
English
Adjective
(
en adjective)
Being of advantage, beneficial
* 1900 , Joseph Conrad, Lord Jim Chapter 32
*:Jim took up an advantageous position and shepherded them out in a bunch through the doorway.
Synonyms
* gainful; profitable; useful; beneficial; behooveful
Derived terms
* advantageously