xiǎo​tí​dà​zuò

to make a mountain out of a molehill

  1. 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
  2. topic
    topic; subject; title of a speech or a piece of writing
  3. adjective
    big
    big; large; great; vast; high in scale or intensity; (of a person) old; adult
  4. to do
    To do, perform, or engage in a task or activity; to carry out work