lack of patience.

eager desire for relief or change; restlessness.

intolerance of anything that thwarts, delays, or hinders.

noun

control , ease , endurance , forbearance , patience , tolerance , waiting , willingness

noun

agitation , anger , annoyance , ants in pants , anxiety , avidity , disquietude , eagerness , edginess , excitement , expectancy , fretfulness , haste , hastiness , heat * , impetuosity , intolerance , irritability , irritableness , nervousness , quick temper , rashness , restiveness , restlessness , shortness , snappiness , suspense , uneasiness , vehemence , violence