1.DREAM
1a series of thoughts, images, and sensations occurring in a person's mind during sleep.
"I had a recurrent dream about falling from great heights"
synonyms: fantasy, nightmare; More
2.
a cherished aspiration, ambition, or ideal.
"I fulfilled a childhood dream when I became champion"
synonyms: ambition,
2.NIGHTMARE
1.
a frightening or unpleasant dream.
"I had nightmares after watching the horror movie"
synonyms: bad dream, night terrors; More
2.
a very unpleasant or frightening experience or prospect.
"the nightmare of racial hatred"
synonyms