I repeat sudden/unusual noises.
Motion.
Voices.
Phrases.
I mimic in band/choir even if its not my part.
I match pitch with anything.
I constantly learn music from media I like.
I watch typing style at the start of a convo & suit mine to fit.
I pick up & base myself on people. When someone's upset, sometimes I match their emotion. I'm fine 'til the energy hits me.
I read tone really well and adjust accordingly.
I hate talking about my own problems, I deflect to others'.
I'm just a walking mirror.