As an adjective uncurious
is incurious.
As a noun unconcern is
(nonstandard|obsolete) indifference or lack of concern.
uncurious
English
Related terms
* uncuriously
* uncuriosity
unconcern
English
Noun
(
en noun)
(nonstandard, obsolete) indifference or lack of concern.
Related terms
* unconcerned