soldiering vs goofing off

soldiering and goofing off both are nouns.

Word	Noun	Adjective	Verb	Adverb
soldiering	Yes	No	No	No
goofing off	Yes	No	No	No

As nouns, soldiering and goofing off are synonyms defined as:

Other synonyms of soldiering include goldbricking, shirking, slacking.

soldiering (noun)	goofing off (noun)
the evasion of work or duty	the evasion of work or duty
skills that are required for the life of soldier