As adjectives the difference between supplementary and supportive
is that supplementary is additional; added to supply what is wanted while supportive is providing support.
supplementary
English
Adjective
(
en adjective)
Additional; added to supply what is wanted.
Related terms
* presupplementary
References
*
supportive
English
Adjective
(
en adjective)
Providing support.
- I had a very supportive coach who helped me.
Antonyms
* unsupportive