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Sort 38
Identify ob, ex-, ad- and sub- and their variations of spelling
ob-
ex-
ad-
sub-
oppose
offend
obstinate
obstruct
erosion
eject
extrat
emotion
attachment
affiliate
accountant
affix
arrange
aggressive
advice
appetite
subject
supportable
subtraction
suffix
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Prefix ob- means “against”
Prefix ex- means “out of” or “beyond”
Prefix ad- generally suggests “to or “toward”
Prefix sub- means “under” or “below”
Prefixes ob-,ex-, ad- and subhave been assimilated or absorbed,
so that they are easier to say with a root
or base word