14 hours ago, DiggingDogFarm said:FWIW,
ferv- (Latin: to boil; hot; to begin to boil, to be hot; deeply earnest; ardent)
Source: Robertson's Words for a Modern Age: A Cross Reference of Latin and Greek, by John G. Robertso
Sorry DDF, I just noticed your post.
Quote† ˈfervefy, v. Obs. rare.
[ad. L. fervefacĕre, f. fervēre to boil: see -fy.]
trans. To make boiling hot. Hence ˈfervefied ppl. a.
Oxford English Dictionary
As noted, the word is obsolete and rare. I can't imagine how she managed to find it or, more accurately, find part of it. I'll try to find out, though I probably can't until September - summer vacation is about to start.