Illuminous
Featured in The Déise Dictionary
A descriptive term for the level of brightness produced by coloured highlighter pens.
Givuss dat illuminous pink marker boy, I want to draw a bit of luncheon sausage onto me blaa.

Lovely weather for a translation. Would you like me to translate 'Illuminous' in use for you?
Pass me that luminous pink marker, old boy, I wish to draw a slice of luncheon sausage upon my blaa.
Any good?