àrúndínlọ́gọ́ta num /à.ɾṹ.dĩ́.lɔ́.ɡɔ́.tā/
Definitions
  1. fifty-five
Etymology
Contraction of àrún dín ní ọgọ́ta (“five subtracted from sixty”).
Source: Wiktionary, where this word is spelled “arundinlọgọta”. Reference: en-arundinlọgọta-yo-num-JRArTf4F