Lie in wait, lie in ambush, behave in a sneaky and secretive manner.

synoniem: skulk.

Roget 526: be latent etc. adj.; lurk, smolder, underlie, make no sign; escape observation, escape detection, escape recognition; lie hid etc. 528.    laugh in one's sleeve; keep back etc. (conceal) 528.    involve, imply, understand, allude to, infer, leave an inference; entail; whisper etc. (conceal) 528.    [understand the implication] read between the lines.    ... meer laten zien

Roget 528: conceal, hide, secrete, put out of sight; lock up, seal up, bottle up.    encrypt, encode, cipher.    cover, screen, cloak, veil, shroud; cover up one's tracks; screen from sight, screen from observation; drawing the veil; draw the curtain, close the curtain; curtain, shade, eclipse, throw a view over; be cloud, be mask; mask, disguise; ensconce, muffle, smother; befog; whisper.    keep from; keep back, keep to oneself; keep snug, keep close, keep secret, keep dark; bury; sink, suppress; keep from, keep from out of view, keep from out of sight; keep in the shade, throw into the shade, throw into background; stifle, hush up, smother, withhold, reserve; fence with a question; ignore etc. 460.    keep a secret, keep one's own counsel; hold one's tongue etc. (silence) 585; make no sign, not let it go further; not breathe a word, not breathe a syllable about; not let the right hand know what the left is not let the right hand know what the left is doing; hide one's light under a bushel, bury one's talent in a napkin.    keep in the dark, leave in the dark, keep in the ignorance; blind, blind the eyes; blindfold, hoodwink, mystify; puzzle etc. (render uncertain) 475; bamboozle etc. (deceive) 545.    be concealed etc. v.; suffer an eclipse; retire from sight, couch; hide oneself; lie hid, lie in perdu [Fr.], lie in close; lie in ambush (ambush) 530; seclude oneself etc. 893; lurk, sneak, skulk, slink, prowl; steal into, steal out of, steal by, steal along; play at bopeep^†, play at hide and seek; hide in holes and corners; still hunt.    ... meer laten zien

Roget 447: be invisible etc. adj.; be hidden etc. (hide) 528; lurk etc. (lie hidden) 526; escape notice.    render invisible etc. adj.; conceal etc. 528; put out of sight.    not see etc. (be blind) 442; lose sight of.    ... meer laten zien

Nederlands: broeien, schuilen, sluimeren, smeulen

Be about.

synoniemen: footle, hang around, lallygag, linger, loaf, loiter, lollygag, lounge, mess about, mill about, mill around, tarry ... meer laten zien.

Nederlands: afwachten, lanterfanten, rondhangen, talmen, treuzelen, voortslepen

Wait in hiding to attack.

synoniemen: ambuscade, ambush, bushwhack, lie in wait, scupper, waylay.

Roget 530: blend in, blend into the background.    lie in ambush etc. (hide oneself) 528; lie in wait for, lurk; set a trap for etc. (deceive) 545; ambuscade, ambush.    camouflage.    ... meer laten zien

Nederlands: opwachten, belagen