开门七件事

開門七件事
kāiménqījiànshì

daily necessities

Wiktionary

Entry Composition

1 开门 kāimén
  1. to open a door (lit. and fig.)
  2. to open for business
2 七 qī
  1. seven
  2. 7
3 件 jiàn
  1. item
  2. component
  3. classifier for events, things, clothes etc
=4 事 shì
  1. matter
  2. thing
  3. item
  4. work
  5. affair

classifiers: 件, 樁, 回
=4 事 zì
  1. alternative form of 倳 (zì, “to establish”)
  2. alternative form of 剚 (zì, “to stab”)