These are great words! It would be a shame to lose them, even if they are obscure.
Apodeictic: Unquestionably true by virtue of demonstration
Compossible: Possible in coexistence with something else
Embrangle: To confuse
Exuviate: To shed
Griseous: Somewhat grey
Malison: A curse
Muliebrity: The condition of being a woman
Periapt: An amulet
Roborant: Tending to fortify
Skirr: A whirring sound, as of the wings of birds in flight
Vilipend: To treat with contempt
I particuarly like compossible, fubsy, niddering and the especially onomatopoeic skirr.