先古

xiāngǔ
  1. (literary) ancestors; forebears; forefathers; progenitor
  2. (literary) the distant past; ancient times; antiquity; early historical times
  3. (literary) the way of the ancient sages
  4. ancestors; forebears; forefathers; progenitor
  5. the distant past; ancient times; antiquity; early historical times
  6. the way of the ancient sages

Wiktionary

Entry Composition

=1 先 xiān
  1. beforehand; first; earlier
  2. at first; originally
  3. for the time being; for now
  4. (prefix) my late (in referring to deceased relatives older than oneself)
=1 先 xiǎn only used in 先馬／先马
=2 古 Gǔ surname Gu
=2 古 gǔ
  1. ancient
  2. old
  3. paleo-
=2 古 gù
  1. (obsolete on its own in Standard Chinese) alternative form of 固 (gù)
  2. (obsolete on its own in Standard Chinese) alternative form of 故 (gù)
  3. alternative form of 固 (gù)
  4. alternative form of 故 (gù)
=2 古 kū
  1. (obsolete on its own in Standard Chinese) only used in 古成
  2. only used in 古成