SynonymDefinitionAntonym.com - English Synonym Dictionary

Emitting or reflecting light readily or in large amounts

Not made dim or less bright

With brightness

Likely to turn out well in the future

Having strong or striking color

Splendid

Characterized by happiness or gladness

Characterized by quickness and ease in learning

Having lots of light either natural or artificial

Made smooth and bright by or as if by rubbing; reflecting a sheen or glow

Clear and sharp and ringing