supportive
US /səˈpɔːr.t̬ɪv/
UK /səˈpɔːr.t̬ɪv/

1.
providing encouragement or emotional help
:
•
She has a very supportive family.
•
His colleagues were very supportive during his illness.
2.
providing a basis, foundation, or evidence for something
:
•
The new data is supportive of our hypothesis.
•
The evidence was not supportive of his claims.