Compounds of 古

• 古典音楽
  (n) classical music
• 古典学者
  (n) classicist
  classical scholar
• 古典楽器
  (n) Japanese classical musical instruments
• 古典芸能
  (n) classical theatre
  classical theater
• 古典時代
  (n) the classical period
• 古典主義
  (n,adj-no) classicism
• 古典文学
  (n,adj-no) classical literature
• 古典力学
  (n) classical mechanics
• 古道具屋
  (n) secondhand store
• 古馴染み
  (n) old friend
• 古武士然
  (n) having something of the old-time samurai about one
• 古風土記
  (n) (as opposed to those compiled later) ancient fudoki compiled by imperial order in 713 CE
• 古物商人
  (n) antiques dealer
• 古墳時代
  (n) Tumulus period (of Japanese history)
• 語り古す
  (v5s) to say repeatedly (often by many people)
  to say over and over again
• 考古学者
  (n) archeologist
  archaeologist
• 三番稽古
  (n) a row of training matches with the same opponent (sumo)
• 使い古す
  (v5s,vt) to wear out (something)
• 持ち古す
  (v5s,vt) to have long in use
• 七十古希
  (exp) Men seldom live to be seventy (Du Fu (c.712-c.770))
  Few people live to be seventy
• 手古摺る
  (v5r) (uk) to have much trouble
  to have a hard time
  to not know how to handle
• 上古以来
  (n-t) from (since) ancient times
  from time immemorial
• 新古典派
  (n) neoclassicism
• 推古時代
  (n) Suiko period (i.e. the Asuka period, esp. under the reign of Empress Suiko, approx. 592-628 CE)
• 千古不易
  (n) eternally unchanging
• 千古不磨
  (n) permanence
  immortality
  eternity
• 千古不滅
  (n) everlasting
  unchangeable
  immortal
• 千古万古
  (n) remote antiquity
  ancient times
  the remote past
• 天手古舞
  (ateji) (n,vs) whirl of busyness
  humming with activity
  bustling activity
• 東西古今
  (n,n-adv) all times and places
  everywhen and everywhere