混
コン, ま.じる, ま.じり, ま.ざる, ま.ぜる, こ.む
mix, blend, confuse
JLPT2 G5 S11 F824
As per
昆
# (circular group) +
水
water → assemble and *mix/stir* in a round container a variety of soluble objects → *blend*.
[Full Kanji Etymology List]