Some of my top favorite words that I rarely get to use are..
Hodophile- someone who likes to travel
Ethereal something beautiful, light, not of this world
Lisztomania- the constant need to listen to music
Pertichor- the smell of the earth after it rains
Arcane- secret, mysterious, understood by only a few
Comestion-  a devouring by fire
Drapetomania- an overwhelming urge to run away
Psithurism- the sound of wind through the trees