[さぐる, saguru](v5r, vt) (1) to feel around for; to fumble for; to grope for; to search for; to look for; (2) to investigate; to probe into; to spy on; to sound out; (3) to explore (parts unknown); to enjoy (natural beauty); (P)#13178[Add to Longdo]
[つきつめる, tsukitsumeru](v1, vt) to investigate thoroughly; to probe into; to think something through; to follow an argument to its logical conclusion[Add to Longdo]