なんでそんな気持ちになるのかめっちゃわかるよ

Meaning
i totally understand why you're feeling this way

Vocab used in this sentence

なん
what, how
in, at, on, with, by, over, through
そんな
such, like that, that kind of
気持ち
feeling, feelings, emotion, mood, temper, sensation
in, to, on, at, into, upon
なる
be, get, become, comes, to become
to, of
or, ka
めっちゃ
really, super, very, extremely
わかる
i understand, recognize, understood, to understand
the, yo, ll

Jeffrey van Binsbergen won multiple awards showcasing his development skills.