inobservant (adjective) inattentive: negligent, not paying attention
Sinonime: contrary, contumacious,
defiant,
fractious,
indomitable, insubmissive, insubordinate,
intractable, obstinate,
opposing,
radical, rebellious, refractory, resistant, resisting,
stubborn, undisciplinable, undisciplined, ungovernable, unmanageable,
unruly, untoward,
unwilling,
wayward,
wild, willful, withstanding
Antonime: amenable, obedient,
passive