òṣùmàrè noun /ò.ʃù.mà.ɾè/
Definitions
  1. rainbow
    àwọ̀ méje l'ó wà nínú òṣùmàrè There are seven colors in the rainbow
  2. python, specifically, it is regarded as the serpent symbol of the spirit of the rainbow, Òṣùmàrè. Its excrement is used in traditional medicine preparations.
Etymology
Of unclear origin. From òṣù + mọ̀ + àrè, ò- (“nominalizing prefix”) + ṣù (“to clump, curve”) + mọ̀ (“to know”) + àrè. The root for àrè is unclear, some folk etymologies link it to Àrè, an ancient crown of the Ooni of Ife. Other theories link it to the "re" part of Olódùmarè
Component words
Wiktionary records 2 different ways of breaking this word down. Each line is one of them, not a further part.
òṣùmọ̀àrè
ò-nominalizing prefixṣùto clump, curvemọ̀to knowàrè
Used in
Source: Wiktionary, where this word is spelled “oṣumare”. Reference: en-oṣumare-yo-noun-j87QC2zi