Fabulous (adjective)

1. Extremely good or attractive; wonderful.
2. Extraordinary; incredible; unbelievable; highly unlikely.

Origin:

From middle english fabulos, from latin fabulosus ("full of fables, fabulous"), from fabula ("fabl.e")

Examples:

1. The view from the top of the mountain was fabulous.
2. She looked fabulous in her new dress.
3. The fabulous performance of the singer left the audience in awe.
4. The fabulous wealth of the billionaire is well-known.
5. The resort offered a fabulous vacation experience.