n. 25B6; noun
a lapse of concentration : FAILURE, failing, slip, error, mistake, blunder, fault, omission; informal slip-up.
his lapse into petty crime : DECLINE, fall, falling, slipping, drop, deterioration, degeneration, backsliding, regression, retrogression, descent, sinking, slide.
a lapse of time : INTERVAL, gap, pause, interlude, lull, hiatus, break; passage, course, passing.
25B6; verb
the planning permission has lapsed : EXPIRE, become void, become invalid, run out.
do not let friendships lapse : (COME TO AN) END, cease, stop, terminate, pass, fade, wither, die.
morality has lapsed : DETERIORATE, decline, fall (off), drop, worsen, degenerate, go downhill, backslide, regress, retrogress, get worse, sink, wane, slump; informal go to pot, go to the dogs.
she lapsed into silence : REVERT, relapse; drift, slide, slip, sink.