言之有物

yánzhīyǒuwù
(of one's words) to have substance

CEDICT

言论或文章有根据、有内容。

重編國語辭典

言论或文章有根据、有内容

維基詞典

Entry Composition

1 言 yán
  1. words
  2. speech
  3. to say
  4. to talk
2 之 zhī
  1. (possessive particle, literary equivalent of 的 de)
  2. him
  3. her
  4. it
3 有 yǒu
  1. to have; there is
  2. (bound form) having; with; -ful; -ed; -al (as in 有意 yǒuyì intentional)
4 物 wù
  1. (bound form) thing
  2. (literary) the outside world as distinct from oneself; people other than oneself

Related entries

掷地有声 zhìdìyǒushēng
  1. lit. if thrown on the floor, it will make a sound (idiom)
  2. fig. (of one's words) powerful and resonating
  3. to have substance