searching

adjectives

diligent and thorough in inquiry or investigation

"a probing inquiry"; "a searching investigation of their past dealings"

inquisitory, probing, searching

having keenness and forcefulness and penetration in thought, expression, or intellect

"searching insights"; "trenchant criticism"

searching, trenchant

exploring thoroughly

searching

is similar to

serving in or intended for exploration or discovery

"an exploratory operation"; "exploratory reconnaissance"; "digging an exploratory well in the Gulf of Mexico"; "exploratory talks between diplomats"