This word, together with its derivative noefantisme, seems to be attested only in this fifteenth-century text, and appears to be a contamination of noef1 and nonante.
(
c.1375?; MS: s.xv1
)
septant et un et cetera, octant et un, noefant (var. neofant (G)MS: s.xiv4/4; noefaunt (A)MS: c.1425; noeffant (T)MS: s.xiv1/4) et un et cetera, cent, cent et un et cetera
(D) 18.7
noefant (c.1375 (?))