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)

然り気ない[sarigenai] nonchalant
然う然う[sousou] so long
然して[soshite] and
亜爾然丁[aruzenchin] Argentina
闇然[anzen] dark

依然[izen] still
依然として[izentoshite] still
一目瞭然[ichimokuryouzen] apparent
隠然[inzen] latent power
果然[kazen] as was expected