吼
コウ, ク, ほ.える

bark, bay, howl, bellow, roar, cry

JLPT0 G13 S0 F5000

口 mouth + 孔# for the sound alone to simulate roaring/bellowing → *roar*; *bellow*; *shout*; *howl*; *bark*.

[Full Kanji Etymology List]