ḥāqar חָקַר ‘to search’ (Hebrew)

Etymology^?: a primitive root

ḥāqar v
1) to search, search for, search out, examine, investigate
 1a) (Qal)
  1a1) to search (for)
  1a2) to search through, explore
  1a3) to examine thoroughly
 1b) (Niphal)
  1b1) to be searched out, be found out, be ascertained, be examined
 1c) (Piel) to search out, seek out