交浅言深 jiāo qiǎn yán shēn

DEFINITIONS

  1. to talk intimately while being comparative strangers (idiom)

CHARACTERS

交 jiāo mix; intersect; exchange, communicate; deliver
浅 qiǎn shallow, not deep; superficial
言 yán words, speech; speak, say
深 shēn deep; depth; far; very, extreme