The quality of being heedless; carelessness, inattention, disregard.

Failure to observe or notice; inattention, heedlessness.

Heedlessness, carelessness, indifference. Also with of, for, †to.

inobservance.

Inattention.

Want of attention or notice; = inobservance, n. 1.

Want of attention or observation; inadvertence.

(un-, prefix1 affix 6.)

Want of attention; failure to attend, take heed, or fix the mind attentively upon any matter; want of observant care or notice; heedlessness…

Want of observation or attention; failure to observe; inobservance.

The quality or condition of being inattentive; want of attentiveness.

The action or practice of not following or respecting a particular rule or law, or of not fulfilling a duty, etc.; the action of not noticing or…