rẹnfẹ́nrẹnfẹ́n adv /ɾɛ̃̄.fɛ̃́.ɾɛ̃̄.fɛ̃́/
Definitions
  1. completely
Source: Wiktionary, where this word is spelled “rẹnfẹnrẹnfẹn”. Reference: en-rẹnfẹnrẹnfẹn-yo-adv-y4mA9V2F