瘤牛 is read as こぶうし (kobuushi) and means zebu.
こぶうし
kobuushi
こぶ
bump
ぎゅう
cattle (Bos taurus)
にゅうぎゅう
dairy cow
こうし
calf
すいぎゅう
water buffalo (Bubalus bubalis)
わぎゅう
Wagyu beef
とうぎゅう
fighting bull
にくぎゅう
beef cattle
かたつむり
snail
よねざわぎゅう
Yonezawa beef
みしまうし
Mishima cattle
まつさかうし
Matsusaka beef