damaging vs prejudicial

damaging and prejudicial both are adjectives.

Word	Noun	Adjective	Verb	Adverb
damaging	No	Yes	No	No
prejudicial	No	Yes	No	No

As adjectives, damaging and prejudicial are synonyms defined as:

damaging and prejudicial: (sometimes followed by `to') causing harm or injury

Other synonyms of damaging include detrimental, prejudicious.

damaging (adjective)	prejudicial (adjective)
designed or tending to discredit, especially without positive or helpful suggestions	tending to favor preconceived ideas
(sometimes followed by `to') causing harm or injury	(sometimes followed by `to') causing harm or injury