the state of being unable to feel pain, heat

induced sleep; induced absence of feeling

anaesthesia

sleep

the state of being ignorant

unintelligence, inexperience

the failure to understand

ignorance

the state of being completely forgotten or having forgotten

mental blankness

an instance of leaving out part of the middle of a word, as in e'er = ever

blackout

a condition like a deep sleep

hypnotic state