外債[gaisai] foreign loan
起債[kisai] issuing of bonds
旧債[kyuusai] old debt
軍事公債[gunjikousai] war bond
固定負債[koteifusai] fixed liabilities

公共債[koukyousai] government bond
公債[kousai] public debt
公社債[koushasai] public bonds
公募債[koubosai] public issue
国債[kokusai] national debt

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)