GRE : Essential Greek Roots : Ex-

excoriation
noun
excoriating
exculpate
verb
clear from a charge of guilt or fault
exhaustive
adjective
exhausting a subject, topic
exigency
noun
exigent state or character
exoneration
noun
free from guilt or blame
exorbitant
adjective
exceeding the bounds of custom, propriety, or reason, esp. in amount or extent
expatiate
verb
enlarge in discourse or writing
expedient
adjective
tending to promote some proposed or desired object
expiation
noun
expiating
exploit
noun
striking or notable deed
expostulate
verb
reason earnestly with someone against something that person intends to do or has done
expurgate
verb
amend by removing words, passages deemed offensive or objectionable
exscind
verb
cut out or off
extant
adjective
in existence
extempore
adverb
on the spur of the moment
extenuate
verb
represent a fault, offense as less serious
extinct
adjective
no longer in existence
extinguish
verb
put out a fire, light
extirpate
verb
remove or destroy totally
extol
verb
praise highly
extort
verb
wrest or wring money, information from a person by violence, intimidation, or abuse of authority
extralegal
adjective
being beyond the province or authority of law
extricable
adjective
capable of being extricated
extrovert
noun
outgoing, gregarious person
exuberance
noun
state of being exuberant