tshe srog bla gsum

life-length, life-force, and life-energy [RY]

tshe [is like like oil in a lamp]; srog [like the wick]; bla [life support/ vital energy/ bon soul is like the flame] [IW]

tshe [is like like oil in a lamp]; srog [like the wick]; bla [life support/ vital energy/ consciousness is like the flame] [rten gyi dbang po three conditions that produce life in sentient beings. The three words have very similar general meaning of life [force], but perhaps the distinction is supports of length of life, physical set up and causal conjunctions conducive to life and life force which actually initiates/ maintains the potential process] [IW]