probing
adjective
[ ˈprəʊbɪŋ ]
• inquiring closely into something; searching.
• "she asks some probing questions"
probe
verb
• physically explore or examine (something) with the hands or an instrument.
• "hands probed his body from top to bottom"
Origin:
late Middle English (as a noun): from late Latin proba ‘proof’ (in medieval Latin ‘examination’), from Latin probare ‘to test’. The verb dates from the mid 17th century.