똑같다
ttokgatda · TOPIK 1
to be exactly the same
👯 똑 (exactly, precisely) + 같다 (to be the same) = exactly the same
같다 alone means to be the same. 똑 is an intensifier meaning exactly or precisely, also heard doubled in 똑똑하다 (to be smart, sharp). Put together: precisely the same, with no difference at all.