different between incuriousness vs curiousness

English

incurious +? -ness

incuriousness (uncountable)

From curious +? -ness.

curiousness (usually uncountable, plural curiousnesses)

inquisitiveness; curiosity
(obsolete) care; carefulness; pains
- 1624, Philip Massinger, The Parliament of Love
  My father's care / With curiousness and cost did train me up.
(dated) The state of being curious; exactness of workmanship; ingenuity of contrivance.
(countable) The result or product of being curious.

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