facundity = eloquence. I could not find the etymology thereof.
"Old MS.-The qwilk sayd, our toung we sal wyrchip, our lippes er of us, qwas our
Lorde? Tha Ypocrites worchepes thair toung; for thai hee tham self janglyng and
settes in thaire pouste to do mykil thyng and grete: and thai rose tham that thair
lippes that es thair facund and thair wyls er of tham self, nought of God, ne of haly
menes lare; for thi that say qua es our Lord? that es, qwat es he to qwas rewle and
conversacioun we sal be undir lout? and confourme us til? Als so to say, That es
none. "