furtherance

From further +‎ -ance.

furtherance (countable and uncountable, plural furtherances)

The act of furthering or helping forward; assistance towards something desired.
Synonyms: promotion, advancement
- 1886 January 5, Robert Louis Stevenson, “Henry Jekyll’s Full Statement of the Case”, in Strange Case of Dr Jekyll and Mr Hyde, London: Longmans, Green, and Co., →OCLC, page 107:
  Though so profound a double-dealer, I was in no sense a hypocrite; both sides of me were in dead earnest; I was no more myself when I laid aside restraint and plunged in shame, than when I laboured, in the eye of day, at the furtherance of knowledge or the relief of sorrow and suffering.

the act of helping forward

English