optionary

English

Etymology

From option +‎ -ary.

Adjective

optionary (comparative more optionary, superlative most optionary)

1. (dated) optional
   • 1856, The Presbyterian magazine, volume 6, page 429:

     The idea that giving is a mere optionary thing, to be done, or not done, as one pleases, seems to be the prevailing one at present.