jǐn​xiǎo​shèn​wēi

overcautious

  1. 谨 謹 jǐn adjective
    cautious
    (bound form) cautious; careful; circumspect; prudent
  2. 小 xiǎo adjective
    small
    small; tiny; few; minor; in area, volume, quantity, or power, being less than average or less than the object of comparison; opposite of 大 dà
  3. to be cautious in details
    To be careful about minute or seemingly insignificant details; to act with prudence even in small matters.