筝柱[kotoji] bridge of a koto
筝曲[soukyoku] koto music
古筝[kosou] Guzheng (type of ancient Chinese zither)

俗筝[zokusou] modern koto (in contrast to the gagaku koto or gakuso)
楽筝[gakusou] ancient type of koto with 13 strings used in Gagaku music

スポーツ新聞[supootsushinbun] sporting newspaper
悪徳新聞[akutokushinbun] irresponsible newspaper
逸聞[itsubun] something unheard of
叡聞に[eibunni] (in the) emperor's hearing
下聞[kabun] enquiring beforehand

下聞き[shitagiki] enquiring beforehand
寡聞[kabun] limited information
怪聞[kaibun] strange rumor
外聞[gaibun] reputation
旧聞[kyuubun] old news