IPA: /ˈmjʊrəlɪst/
KK: /ˈmjʊrəlɪst/
A person who creates large paintings on walls or ceilings, often in public spaces.
The muralist transformed the blank wall into a vibrant work of art.
Muralist → It is formed from "mural" (from Latin *muralis*, meaning of or pertaining to a wall) and "-ist" (meaning one who practices or is concerned with). A muralist is someone who creates art on walls.
Think of a person who creates art 'on walls' ('mural') — the '-ist' indicates they are someone who practices that art.