re-investigate

verb (used with object), in·ves·ti·gat·ed, in·ves·ti·gat·ing.

1. to examine, study, or inquire into systematically; search or examine into the particulars of; examine in detail.
2. to search out and examine the particulars of in an attempt to learn the facts about something hidden, unique, or complex, especially in an attempt to find a motive, cause, or culprit: The police are investigating the murder.

verb (used without object), in·ves·ti·gat·ed, in·ves·ti·gat·ing.

3. to make inquiry, examination, or investigation.

verb

1. to inquire into (a situation or problem, esp a crime or death) thoroughly; examine systematically, esp in order to discover the truth

v.

c.1500, back-formation from investigation, or else from Latin investigatus, past participle of investigare “to trace out, search after” (see investigation). Related: Investigated; investigating.