1) Architectural element 2) DC Comics metahuman 3) Fictional actor 4) Folded 5) Intentional community 6) Jeweled brooch 7) Radial design 8) Sudden shining 9) Sunray 1) Folded 2) Sunray 
A permanent with sunburst enters the battlefield with a +1/+1 counter (if it's a creature) or a charge counter (if it's not a creature) for each different color of mana spent to pay its mana cost. Sunburst appears in Fifth Dawn and only on artifacts.
A sunburst is a design or figure commonly used in architectural ornaments and design patterns. It consists of rays or `beams` radiating out from a central disk in the manner of sunbeams. Sometimes part of a sunburst, a semicircular or semi-elliptical shape, is used. Traditional sunburst motifs usually show the rays narrowing as they get further .....[finish] Sunburst is a style of finishing for musical instruments such as electric and acoustic guitars and electric basses. At the center of a sunburst-finished surface is an area of lighter color (often showing the wood grain underneath) that darkens gradually towards the edges before hitting a dark rim. Among the best examples of a sunbu...
• (n.) A burst of sunlight.
Sun'burst` noun A burst of sunlight. 
[adj] - pleated or tucked in lines radiating from a circular edge 2. [n] - a jewelled brooch with a pattern resembling the sun
noun a jewelled brooch with a pattern resembling the sun
a burst of sunlight; a sudden shining of the sun through rifted clouds. · a firework, piece of jewelry, ornament, or the like, resembling the sun with rays issuing in all directions.