probing Synonyms

searching exploring questioning inquisitory perceptive reconnaissance research penetrative rummaging scanning scrutinizing scrutiny quizzical quizzing querying prying prospecting probe polling poll piercing penetrating skeptical trenchant pollster unexploratory nosy researching catechizing fact-finding investigatory testing survey seeking sharp shrewd sifting socratic sonde sounding study trial and error acute delving devisable digging enquiry examination examining exoration