crash course vs crash program

crash course and crash program both are nouns.

Word	Noun	Adjective	Verb	Adverb
crash course	Yes	No	No	No
crash program	Yes	No	No	No

As nouns, crash course and crash program are synonyms defined as:

crash course and crash program: a rapid and intense course of training or research (usually undertaken in an emergency)

Other synonyms of crash course include crash programme.

crash course (noun)	crash program (noun)
a rapid and intense course of training or research (usually undertaken in an emergency)	a rapid and intense course of training or research (usually undertaken in an emergency)