active
reactive / overactive / interactive / multiactive
look
overlook / relook
national
international/ seminational/ multinational / ultranational
ordinary
extraordinary
terrestrial
extraterrestrial
estimate
underestimate / overestimate / reestimate
caution
precaution
arrange
rearrange / prearrange
continental
intercontinental / subcontinental
adjust
readjust
season
preseason / postseason / midseason
go
undergo / overgo
oparete
cooperate
come
overcome
war
prewar / postwar / midwar
sonic
ultrasonic / subsonic / extrasonic
zero
subzero
exposed
overexposed/ underexposed/ unexposed / nonexposed / reexposed
day
midday
crowded
overcrowded
write
overwrite / prewrite / rewrite
call
recall / overcall / precall
paid
repaid/ prepaid/ underpaid/ overpaid/ postpaid
circle
semicircle