Memrise is launching The Membus Tour!

moreover, a long time (radical)

Etymology : the character represents a stone alter to the ancestors and is the original of 祖 (zǔ, grand father). "A long time" ago, the ancestor was QIEf (chief) of the clan. Death brought QIEf down but the family pulled him back up (3rd tone) on top of the alter. by Abberube