1) Fill with light, poetically 2) Illuminate 3) Illumine 4) Light 5) Light up 6) Light up, old style 7) Light up, old-style 8) Light up, poetically 9) Light up, to a poet 10) Light, old-style 11) Lighten 12) Lighten up 13) Make lighter or brighter 14) Provide light in poesy 15) Shed light on 16) To illuminate Found on https://www.crosswordclues.com/clue/illume
Il·lume' transitive verb [ imperfect & past participle Illumed ; present participle & verbal noun Illuming .] [ Confer French illuminer . See Illuminate .] To throw or spread light upon; to make light or bright; to illumina... Found on http://www.encyclo.co.uk/webster/I/9