sticklerism vs painstakingness

sticklerism and painstakingness both are nouns.

Word	Noun	Adjective	Verb	Adverb
sticklerism	Yes	No	No	No
painstakingness	Yes	No	No	No

As nouns, painstakingness is a hypernym of sticklerism; that is, painstakingness is a word with a broader meaning than sticklerism:

Other hypernyms of sticklerism include inflexibility, rigidity, rigidness, conscientiousness.

sticklerism (noun)	painstakingness (noun)
The behaviour of a stickler; inflexible adherence to rules.	the trait of being painstaking and careful