Chinese life force (3)

I believe the answer is:
chi
(Other definitions for chi that I've seen before include "Greek character" , "Classical character" , "T'ai -, martial art" , "One character abroad" , "character in Thessaloniki" .)
I believe the answer is:
chi
(Other definitions for chi that I've seen before include "Greek character" , "Classical character" , "T'ai -, martial art" , "One character abroad" , "character in Thessaloniki" .)