馬匹 is read as ばひつ (bahitsu) and means horses.
ばひつ
bahitsu
たんそうひつば
doing something on one's own without another's help
ばけん
betting ticket
ばしん
horse's length
うまいくさ
cavalry
ばしゃてつどう
horse tramway
ばかく
horsehide
ばりきかじゅう
power loading
ばーゆ
horse oil
うまじるし
battle standard raised next to the horse of a commander
うまなみ
hung like a horse
やすで
millipede
ばれいをかさねる
to have aged without having accomplished anything