Exceptionally is a related term of principally.
As adverbs the difference between exceptionally and principally
is that exceptionally is to an unusual, remarkable or exceptional degree while principally is in a primary manner; pertaining to the principal of a matter.
exceptionally
English
Adverb
(
en adverb)
To an unusual, remarkable or exceptional degree.
Antonyms
* categorically
principally
English
Adverb
(-)
In a primary manner; pertaining to the principal of a matter.