entries → 以至於
TSUMUGU · TOCFL C1 (est.) · 詞
以至於 word · TOCFL C1 (est.)
以至於 =
ㄧˇ ㄓˋ ㄩˊ · yǐzhìyú
conjunction — up to the point that, so much so that

字源 FORM — what the parts do

by, taking it (以及)
to reach, up to (至於)zhì
at, to (joint word)
以至於,以及的以,甚至的至,於是的於。