wellsprings

/W EH1 L S P R IH0 NG Z/
noun
  1. 1

    The source of water for a stream, spring or well; a fountainhead; a wellhead.

  2. 2

    A perennial source of anything; a fountainhead of supply or emanation; resource.

Source: https://en.wiktionary.org/wiki/wellspring, https://en.wiktionary.org/wiki/wellsprings