Morphemic Units replacement

For this exercise, break down the following words into their constituent morphemic units. You will likely need a dictionary, but remember the etymological roots do not always identify morphemes. The final arbiter is what a competent speaker of English would consider the smallest meaningful unit.

e.g.: unsustainability  un/sustain/able/ity (4)__

activist  ________________________________________

atavar  ________________________________________

cursed ________________________________________

curser ________________________________________

cursor ________________________________________

cursory ________________________________________

recursive ________________________________________

affable ________________________________________

laughable ________________________________________

unkempt ________________________________________

brainwash ________________________________________

require ________________________________________

exude ________________________________________

exhaust ________________________________________

children ________________________________________

atone ________________________________________

bridal ________________________________________

opinion ________________________________________

empirical _________________________________________

aardvarks ________________________________________

For some fun with words like "unkempt" (where's "kempt"?) see this brief humor piece by Jack Winter in a 1994 issue of The New Yorker.