morale vs esprit de corps

morale and esprit de corps both are nouns.

Word	Noun	Adjective	Verb	Adverb
morale	Yes	No	No	No
esprit de corps	Yes	No	No	No

As nouns, morale and esprit de corps are synonyms defined as:

morale and esprit de corps: the spirit of a group that makes the members want the group to succeed

Other synonyms of morale include team spirit.

morale (noun)	esprit de corps (noun)
the spirit of a group that makes the members want the group to succeed	the spirit of a group that makes the members want the group to succeed
a state of individual psychological well-being based upon a sense of confidence and usefulness and purpose