scouted surveyed inspected sought cased reconnoitred scanned investigated observed explored examined probed reconnoitered spied studied watched spotted patrolled scrutinized scrutinised researched looked searched stagged quartered analyzed analysed considered evaluated sifted reviewed audited vetted queried prospected eyeballed dissected appraised brainstormed questioned interrogated canvassed bugged poked frisked tapped pursued tested excogitated wiretapped enquired inquired