一丸[ichigan] lump
丸柱[marubashira] column
丸盆[marubon] round tray
丸っこい[marukkoi] round
丸っ切り[marukkiri] completely

丸で[marude] quite
丸味[marumi] roundness
丸める[marumeru] to make round
丸め込む[marumekomu] to coax

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)