吠える
ほえる · hoeru · JLPT N3 · verb-ichidan
to bark
🐕 吠 = 口 mouth + 犬 dog; hoeru sounds a bit like howl
The kanji is a dog radical 犬 next to a mouth 口: a dog making noise. The reading ho-eru starts with the same h-o sound as howl, which helps you remember both meanings, bark and howl.