"Supralapsarian" is a word in ENGLISH

One of that class of Calvinists who believed that
God's decree of election determined that man should fall, in order that
the opportunity might be furnished of securing the redemption of a part
of the race, the decree of salvation being conceived of as formed
before or beyond, and not after or following, the lapse, or fall. Cf.
Infralapsarian.

Of or pertaining to the Supralapsarians, or their
doctrine.