darkness

die, expire, perish; meet one's death, meet one's end; pass away, be taken; yield one's breath, resign one's breath; resign one's being, resign one's life; end one's days, end one's life, end one's earthly career; breathe one's last; cease to live, cease to breathe; depart this life; be no more; go off, drop off, pop off; lose one's life, lay down one's life, relinquish one's life, surrender one's life; drop into the grave, sink into the grave; close one's eyes; fall dead, drop dead, fall down dead, drop down dead; break one's neck; give up the ghost, yield up the ghost; be all over with one., pay the debt to nature, shuffle off this mortal coil, take one's last sleep; go the way of all flesh; hand in one's checks, pass in one's checks, hand in one's chips, pass in one's chips [U.S.]; join the greater number, join the majority; come to dust, turn to dust; cross the Stygian ferry, cross the bar; go to one's long account, go to one's last home, go to Davy Jones's locker, go to the wall; receive one's death warrant, make one's will, step out, die a natural death, go out like the snuff of a candle; come to an untimely end; catch one's death; go off the hooks, kick the bucket, buy the farm, hop the twig, turn up one's toes; die a violent death (be killed).

be ignorant; not know; know not, know not what, know nothing of; have no idea, have no notion, have no conception; not have the remotest idea; not know chalk from cheese., ignore, be blind to; keep in ignorance (conceal)., see through a glass darkly; have a film over the eyes, have a glimmering; wonder whether; not know what to make of (unintelligibility); not pretend to take upon, not take upon one self to say.

forget; be forgetful; fall into oblivion, sink into oblivion; have a short memory, have no head., forget one's own name, have on the tip of one's tongue, come in one ear and go out the other., slip memory, escape memory, fade from memory, die away from the memory; lose, lose sight of., unlearn; efface , discharge from the memory; consign to oblivion, consign to the tomb of the Capulets; think no more of (turn the attention from); cast behind one's back, wean one's thoughts from; let bygones be bygones (forgive).

draw a curtain; put up a shutter, close a shutter; veil; cast a shadow (darken).

be opaque; obstruct the passage of light; obfuscate, offuscate.