hard words
anomaly
abnormality
preclude
prevent in advance
tangible
touchable
sharp
incisive
prescience
foreknowledge
ethnocentrism
androgynous
masculine and feminine
pedagogue
teacher
to list
enumerate
sacrosanct
sacred
cryptologist
code breaker
acronym
recant
retract
limited
circumscribe
cacophony
bad noise
demagogue
corrupt politician
diatribe
abusive criticism
pugnacious
combative
mediate
intercede
loquacious
talkative
abrogate
annul
congenital
at birth
revoke
cancel
argumentative
disputatious
egocentric
self-centered