fier·y (fr, f-r) KEY
fier·i·er , fier·i·est
Consisting of or containing fire.
Burning or glowing.
Using or effected with fire.
Easily ignited; flammable.
Having the color of fire; brightly red: fiery hair; a fiery sunset.
Feverishly hot and flushed: fiery cheeks.
Being in an inflamed, usually painful condition: a fiery boil.
Easily excited or emotionally volatile; tempestuous: a fiery temper.
Charged with emotion; spirited: a fiery denunciation.
you can't fool me; an etymologist studies bugs