無謂

无谓
wúwèi
  1. pointless
  2. meaningless
  3. unnecessarily

CEDICT

pointless; idle

Wiktionary

沒有意義，沒有道理。

重編國語辭典

  1. 不要以爲；漫說
  2. 沒有意義，沒有價值

維基詞典

Entry Composition

1 無 wú
  1. not to have
  2. no
  3. none
  4. not
  5. to lack
  6. un-
  7. -less
2 謂 wèi
  1. to speak
  2. to say
  3. to name
  4. to designate
  5. meaning
  6. sense

Related entries

沒搞頭 méigǎotou
  1. (coll.) not worth bothering with
  2. pointless
沒有意義 méiyǒuyìyì
  1. not to have any meaning
  2. meaningless
空虛 kōngxū
  1. hollow
  2. emptiness
  3. meaningless
没有他我的生活是空虚的。

My life is hollow without him.

Source: Tatoeba