有口无心

有口無心
yǒukǒuwúxīn
to speak harshly but without any bad intent (idiom)

CEDICT

Entry Composition

1 有 yǒu
  1. to have; there is
  2. (bound form) having; with; -ful; -ed; -al (as in 有意 yǒuyì intentional)
2 口 kǒu
  1. mouth
  2. classifier for things with mouths (people, domestic animals, cannons, wells etc)
  3. classifier for bites or mouthfuls
3 无心 wúxīn
  1. unintentionally
  2. not in the mood to