perambulate (v.)youdaoicibaDictYouDict[perambulate 词源字典]
1560s, from Latin perambulatus, past participle of perambulare "to walk through, go through, ramble through," from per- "through" (see per) + ambulare "to walk" (see amble). Related: Perambulated; perambulating.[perambulate etymology, perambulate origin, 英语词源]