As adverbs the difference between commonly and basically
is that commonly is as a rule; frequently; usually while basically is in a fundamental, essential or basic manner.
commonly
English
Adverb
(
en adverb)
as a rule; frequently; usually
(obsolete) in common; familiarly
- (Spenser)
basically
English
Adverb
(
en adverb)
in a fundamental, essential or basic manner
- They've added some fancy features, but it's basically still a car.