一か八か[ichikabachika] sink or swim
嘘っ八[usoppachi] downright lie
嘘っ八百[usoppappyaku] full of lies
嘘八百[usohappyaku] full of lies
八釜しい[kamabisushii] noisy

口八丁[kuchihacchou] voluble
三十八度線[sanjuuhachidosen] the Thirty-eighth Parallel
四苦八苦[shikuhakku] being in dire distress
四通八達[shitsuuhattatsu] traffic network extending in all directions
四方八方[shihouhappou] in all directions

ハチ公[hachikou] statue of Hachiko (a dog) at Shibuya station
郭公[kakkou] common cuckoo (Cuculus canorus)
株式公開[kabushikikoukai] stock offering (to the public)
蒲公英[tanpopo] dandelion (esp. species Taraxacum platycarpum)
官公庁[kankouchou] government administration office

丸公[marukou] official price
勤め奉公[tsutomeboukou] apprenticeship
公平[kinpira] chopped burdock root (and sometimes carrot) cooked in sugar and soy sauce
公孫樹[kousonju] ginkgo (Ginkgo biloba)

熊手[kumade] rake
熊本県[kumamotoken] Kumamoto prefecture (Kyushu)
穴熊[anaguma] badger
小熊のプーさん[kogumanopuusan] Winnie the Pooh
北極熊[hokkyokuguma] polar bear (Ursus maritimus)

黒熊[kurokuma] black bear
浣熊[araiguma] common raccoon (Procyon lotor)
熊蜂[kumabachi] Japanese carpenter bee (Xylocopa appendiculata circumvolans)
鼻熊[hanaguma] coati