"Sleuthing" refers to the act of investigating, searching for clues, or engaging in detective work in order to solve a mystery or uncover the truth about something. Full definition
Rather a seatmate on a recent American Airlines flight brought up being declined access with her Business American Express Platinum Card at an American Airlines Admirals Club, which began a bit of sleuthing on my part. (travelcodex.com)
er > In the area of encouraging good Internet sleuthing skills... > do people think MW follow this blog on a daily basis? (deepclimate.org)
It may never have been understood were it not for the Channeled Scablands, a strikingly similar landscape in eastern Washington state, and a bit of meticulous sleuthing by geologist David Marchant and his graduate student, Adam Lewis. (discovermagazine.com)