intransitive. To make search or investigation; to search, seek; to make inquisition. Const. into, †of, †after.

transitive. To enquire into, examine, investigate (an object of enquiry). Also intransitive with object understood. Obsolete.

intransitive. To make search; to inquire.

intransitive. To enquire of or about something; to ask after. Now rare (in later use archaic and poetic).

intransitive. To search, to study; to inquire or examine systematically, (now) esp. to conduct a formal inquiry into the truth of a claim…

intransitive and transitive. To investigate, in various senses.

intransitive. To examine or investigate (a matter, subject, issue, etc.).

intransitive. To ponder, reflect. Frequently in imperative.

intransitive. To hunt or search industriously or cautiously; to go or move about softly in search of or as if in search of something; to prowl. Also…

intransitive. figurative. To investigate, examine, or search; to delve into, go over in detail.

To get under, search below. Obsolete. rare.

intransitive. To take soundings. literal and figurative. Also, †to fathom into: to enquire into.

intransitive. To examine or inquire into something. Obsolete.

intransitive. To make inquiries, carry out investigations; to inquire into something.

intransitive. To make inquisition or investigation.

figurative.

intransitive. To look closely or carefully; to examine into or among. Obsolete.

figurative. To make inquiry or investigation.

intransitive. To make a disquisition.

intransitive. To investigate, find out, examine; (also in weakened sense) to see. Now rare.

transferred and figurative. to cast about one: to look about (mentally).