

https://transfemscience.org/articles/nonbinary-transfem-overview/#supplementary-material
I know a couple of non binary people that do the thing mentioned here to avoid breast growth. Some version of this might be what you seek, but I won’t give any guarantees to how safe or effective this is. It seemed to work for the people in question.

Yeah someone I came out to mentioned an influencer they watched. They had no issue gendering her correctly for years until they learned the influencer is a transwoman, and so there was I was being shown this guy sorry lady and he’s- sorry she’s really good with makeup and you can’t even tell she’s a “man”! Really fucking hurts