乳嘴 （ニュウシ） (mammary) nipple, teat

砂嘴 （サシ） spit, sandspit

嘴 （くちばし） beak, bill

くちばしが黄色い （くちばしがきいろい） fledgling, young and inexperienced, green, wet behind the ears

嘴 （くちばし） beak, bill

嘴黒阿比 （はしぐろあび） common loon (Gavia immer), great northern diver, great northern loon

大嘴 （おおはし） toucan

いすかの嘴 （いすかのはし） (something) not coming together (as one had hoped or expected), unfortunate turn of events, unexpected turn, (a) crossbill's beak (which has differently shaped upper and lower parts)