ìlọsíwájú noun /ì.lɔ̄.sí.wá.d͡ʒú/
Definitions
  1. progression, progress
Etymology
From ì- (“nominalizing prefix”) + lọsíwájú (“to progress”), ultimately from lọ (“to go”) + sí (“to”) + iwájú (“forward”), literally “to move forward”.
Component words
Wiktionary records 2 different ways of breaking this word down. Each line is one of them, not a further part.
ì-nominalizing prefixlọsíwájúto progress
Source: Wiktionary, where this word is spelled “ilọsiwaju”. Reference: en-ilọsiwaju-yo-noun-hHBXc1mn