WordWeb Online

1. Keenly excited (especially sexually) or indicating excitement
   "his face all ablaze with excitement"
   - aflame, aroused
    
2. Lighted up by or as by fire or flame
   "forests set ablaze by lightning"
   - afire, aflame, aflare, alight, on fire
    
3. Resembling flame in brilliance or colour
   "maple trees ablaze in autumn"
    
4. Lighted with red light as if with flames
   "streets ablaze with lighted Christmas trees"
   - inflamed, reddened

See also: colorful [US], colourful [Brit, Cdn], light, lighted, lit, passionate