痴想

chīxiǎng
  1. to daydream
  2. wishful thinking
  3. pipe dream

CEDICT

  1. to daydream; to fantasise
  2. wishful thinking; daydream; pipe dream

Wiktionary

不切實際的空想。

重編國語辭典

Entry Composition

=1 痴 chī
  1. imbecile
  2. sentimental
  3. stupid
  4. foolish
  5. silly
=1 痴 chī variant of 痴 chī
2 想 xiǎng
  1. to think (about)
  2. to think of; to devise
  3. to think (that); to believe (that)
  4. to desire; to want (to)
  5. to miss (feel wistful about the absence of)

Related entries

白日做夢 báirìzuòmèng
  1. to daydream
  2. to indulge in wishful thinking
真理就是真理， 就算反其道而行故意掩盖它，这样的企图和白日做梦一样，不过是妄想而已。

The truth is the truth, even if you defy it and intentionally cover it up, it is still no different from daydreaming.

Source: Tatoeba

僥倖心理 jiǎoxìngxīnlǐ
  1. trusting to luck
  2. wishful thinking
痴心妄想 chīxīnwàngxiǎng
  1. to be carried away by one's wishful thinking (idiom)
  2. to labor under a delusion
  3. wishful thinking
夢幻泡影 mènghuànpàoyǐng
  1. (Buddhism) illusion
  2. pipe dream
黃粱夢 huángliángmèng
  1. dream of golden millet
  2. fig. illusions of wealth and glory
  3. pipe dream
黃粱美夢 huángliángměimèng
  1. dream of golden millet
  2. fig. illusions of wealth and power
  3. pipe dream
做夢 zuòmèng
  1. to dream
  2. to have a dream
  3. fig. illusion
  4. fantasy
  5. pipe dream
做夢吧。

Dream.

Source: Tatoeba