Untroubled is a related term of inexact.
As adjectives the difference between untroubled and inexact
is that untroubled is of or pertaining to a lack of worries while inexact is imperfectly conforming; exceeding or falling short in some respect.
untroubled
English
Adjective
(
en adjective)
Of or pertaining to a lack of worries.
:Once the exams were over she once more enjoyed untroubled sleep.
inexact
English
Adjective
(
en adjective)
Imperfectly conforming; exceeding or falling short in some respect.
Imprecisely or indefinitely conceived or stated
(physics, of a differential) having a path-dependent integral
Synonyms
* (imperfectly conforming) imperfect, imprecise
* (imprecisely or indefinitely conceived or stated) loose
Antonyms
* (precisely agreeing) exact, perfect, precise
* (precisely or definitely conceived or stated) exact, strict
* (having a path-dependent integral) exact