Search: "竭"

1. to use up; to exhaust

2. to devote oneself (to); to do one's utmost (for)

3. to do to exhaustion; to do completely

1. to be used up; to be run out

1. dragon's blood palm (Daemonorops draco); bright red resin used in medicine, dyes, etc.

1. the flame that burns twice as bright burns half as long; the well with sweet water will be the first to run dry — literal