THESAURUS
lie in wait
abide, ambuscade, ambush, await, bide, couch, creep, gumshoe, lay for, lay wait, lay wait for, lie in ambush, lurk, mark time, nightwalk, prowl, pussyfoot, shadow, sit up for, skulk, slink, sneak, stalk, stay up for, steal, sweat, sweat it out, sweat out, tiptoe, wait, wait for, wait on, wait up for, watch, watch and wait, waylay
ROGET THESAURUS
lie in wait
Inaction
VB
not do, not act, not attempt, be inactive, abstain from doing, do nothing, hold, spare, not stir, not move, not lift a finger, not lift a foot, not lift a peg, fold one's arms, fold one's hands, leave alone, let alone, let be, let pass, let things take their course, let it have its way, let well alone, let well enough alone, quieta non movere, stare super antiquas vias, rest and be thankful, live and let live, lie rest upon one's oars, laisser aller, faire, stand aloof, refrain, keep oneself from doing, remit one's efforts, relax one's efforts, desist, stop, pause, wait,
lie in wait, bide one's time, take time, tide it over, cool one's heels, kick one's heels, while away the time, while away tedious hours, pass the time, fill up the time, beguile the time, talk against time, let the grass grow under one's feet, waste time, lie by, lie on the shelf, lie in ordinary, lie idle, lie to, lie fallow, keep quiet, slug, have nothing to do, whistle for want of thought, undo, do away with, take down, take to pieces, destroy.