professional life vs calling

professional life and calling both are nouns.

Word	Noun	Adjective	Verb	Adverb
professional life	Yes	No	No	No
calling	Yes	No	No	No

As nouns, calling is a hypernym of professional life; that is, calling is a word with a broader meaning than professional life:

professional life: a career in industrial or commercial or professional activities
calling: the particular occupation for which you are trained

Other hypernyms of professional life include career, vocation.

professional life (noun)	calling (noun)
a career in industrial or commercial or professional activities	the particular occupation for which you are trained