subjectivity vs sound judgement

subjectivity and sound judgement both are nouns.

Word	Noun	Adjective	Verb	Adverb
subjectivity	Yes	No	No	No
sound judgement	Yes	No	No	No

As nouns, sound judgement is a hypernym of subjectivity; that is, sound judgement is a word with a broader meaning than subjectivity:

subjectivity: judgment based on individual personal impressions and feelings and opinions rather than external facts
sound judgement: the capacity to assess situations or circumstances shrewdly and to draw sound conclusions

Other hypernyms of subjectivity include judgement, judgment, perspicacity, sound judgment.

subjectivity (noun)	sound judgement (noun)
judgment based on individual personal impressions and feelings and opinions rather than external facts	the capacity to assess situations or circumstances shrewdly and to draw sound conclusions