Supplying

verb

1. To provide (something), to make (something) available for use.

   "to supply money for the war"

2. To furnish or equip with.

   "to supply a furnace with fuel; to supply soldiers with ammunition"

3. To fill up, or keep full.

   "Rivers are supplied by smaller streams."

4. To compensate for, or make up a deficiency of.
5. To serve instead of; to take the place of.