attest- to be evidence of something that is true
axiom- a statement or principal that requires no proof because its truth is so obvious
churlish- lacking good manners
concoct- to make up or prepare
derivative- something that grows out of results from an earlier form
differentiate- to recognize or ascertain what makes something different.
disparage- to criticize in a negative manner
dissapate- to break up or spread so thinly as to dissappear
esoteric- not generally known or understood
olfactory- relating to the sense of smell
plethora- too great a number
refurbish- to make like new
secrete- to produce or give off
vagary- a change in course, a whim or inexpectable action
volitile- evaporating quickly