口子

kǒuzi
  1. hole
  2. opening
  3. cut
  4. gap
  5. gash
  6. my husband or wife
  7. classifier for people (used for indicating the number of people in a family etc)
  8. precedent

CEDICT

Entry Composition

1 口 kǒu
  1. mouth
  2. classifier for things with mouths (people, domestic animals, cannons, wells etc)
  3. classifier for bites or mouthfuls
2 子 zi noun suffix, as in 椅子 yǐzi "chair"