"supportive kind" is correct and usable in written English.
You can use this phrase to talk about someone who is being kind and supportive in a situation. For example: "He was so supportive kind during my difficult time."
They're my friends — loving, supportive, kind men.
"A friendly and supportive kind of competition".
"And I wanted my steady, supportive kind of guys - rock-solid, unflappable personalities - to anchor this team.
The survey of more than 1,500 teenagers also found 93 per cent of respondents have seen their friends posting supportive, kind of positive content about a certain group in the last year.
I assumed I would never have the relationship with her that I had wished for, the close, loving, approving, supportive kind that I knew existed somewhere out there in the cosmos -- and on television.
Since Masih posted her first picture, she has also been receiving messages of a less supportive kind – "hate messages, insults and threats" she says, from "men associated with the clerics, fearful of change and equality".
If he's supportive and kind, he's not particularly handsome, or he's kind of dull.
They were repeatedly described as Rachel: lovely, Moira: friendly, Ella: supportive, Zoe: kind, Anne: professional and Vicky: very, very nice: Zoe: They were just very kind and I think, in a way, nurturing, because they knew there was a possibility that you might have bad news.
"They have been very supportive and kind, which obviously I appreciate greatly," he said.
No, she's been nothing but supportive and kind to me.
He was very supportive and kind to all those who knew him.
