proponency

English

Etymology

From proponent +‎ -cy.

Noun

proponency (uncountable)

1. (US) Advocacy.
   • 1935, “letter”, in Department of science, art and literature: Hearings before the Committee on Patents, page 112:

     The chairman of the committee will be very glad to give you the opportunity to express your views, whether of proponency or opponency.

Translations

advocacy — see advocacy